Deepskyblue
deepskyblue · #00BFFF
HEX
#00BFFF
RGB
rgb(0, 191, 255)
CMYK
cmyk(100%, 25%, 0%, 0%)
HSL
hsl(195, 100%, 50%)
LAB
lab(72.5, -17.7, -42.5)
What is Deepskyblue?
Deepskyblue is the deepskyblue reference in the CSS Named Colors. Its sRGB value is #00BFFF (rgb 0, 191, 255). It sits in the cyan family. The 147 named colors defined by the W3C CSS Color Module Level 4 specification — usable directly in CSS as keywords like 'crimson' or 'rebeccapurple'. See disclaimer for accuracy and trademark notes.
Accessibility
WCAG 2.1 contrast checks for Deepskyblue as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Deepskyblue
An 11-step tonal scale derived from Deepskyblue (#00BFFF). Click any swatch to copy its HEX. Use these as a starting point for design tokens, hover states, and disabled states in a design system.
50
#EBFAFF
#EBFAFF
100
#D6F5FF
#D6F5FF
200
#ADEBFF
#ADEBFF
300
#80DFFF
#80DFFF
400
#40CFFF
#40CFFF
500
#00BFFF
#00BFFF
600
#00A2D9
#00A2D9
700
#007CA6
#007CA6
800
#005673
#005673
900
#003040
#003040
950
#00171F
#00171F
Lighter tints (mixed with white)
15%
#6CCAFF
30%
#95D5FF
45%
#B3DFFF
60%
#CBE8FF
75%
#E1F1FF
Darker shades (mixed with black)
15%
#00B2ED
30%
#00A3DA
45%
#0092C4
60%
#007EAA
75%
#006589
Color harmonies for Deepskyblue
Classic color-theory harmonies derived from rotating the hue of Deepskyblue. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#00BFFF
#00BFFF
#FF4000
#FF4000
Triadic
Three colors 120° apart
#00BFFF
#00BFFF
#FF00BF
#FF00BF
#BFFF00
#BFFF00
Analogous
Two neighbors ±30° on the wheel
#00FFBF
#00FFBF
#00BFFF
#00BFFF
#0040FF
#0040FF
Split-complementary
Base + two colors flanking its complement
#00BFFF
#00BFFF
#FF0040
#FF0040
#FFBF00
#FFBF00
Tetradic
Two complementary pairs
#00BFFF
#00BFFF
#4000FF
#4000FF
#FF4000
#FF4000
#BFFF00
#BFFF00
Square
Four colors evenly spaced 90° apart
#00BFFF
#00BFFF
#BF00FF
#BF00FF
#FF4000
#FF4000
#40FF00
#40FF00
Deepskyblue in every color space
Full conversion of Deepskyblue across the color spaces designers and developers actually use — including OKLCH (the perceptually-uniform space that powers Tailwind v4 and CSS Color Module Level 4) and HWB.
HEX
#00BFFF
RGB
rgb(0, 191, 255)
CMYK
cmyk(100%, 25%, 0%, 0%)
HSL
hsl(195, 100%, 50%)
HSV
hsv(195, 100%, 100%)
HWB
hwb(195 0% 0%)
CIE Lab
lab(72.5 -17.7 -42.5)
OKLCH
oklch(75.5% 0.153 231.6)
XYZ (D65)
xyz(36.67, 44.48, 101.24)
Copy-ready code for Deepskyblue
Drop-in snippets for CSS, Tailwind, Sass, iOS Swift, and Android XML. Click the copy button on any snippet to put it on your clipboard.
CSS
color: #00BFFF;
background-color: #00BFFF;CSS variable
:root {
--color-deepskyblue: #00BFFF;
}Tailwind config
// tailwind.config.js
colors: {
'deepskyblue': '#00BFFF',
}Sass
$color-deepskyblue: #00BFFF;Swift UIColor
UIColor(red: 0.000, green: 0.749, blue: 1.000, alpha: 1.0)Android XML
<color name="deepskyblue">#00BFFF</color>Closest match in every color system
The nearest Deepskyblue equivalent in every other color system on this site, ranked by ΔE2000 perceptual distance. Useful when translating between design-system, web-standard, and industrial color references.
Closest in CSS Named Colors
Top 6 ΔE2000-closest entries within the same collection.
Closest Pantone matches
Top 6 ΔE2000-closest Pantone references. Cross-system matching is approximate — see disclaimer.
Closest RAL Classic matches
Top 6 ΔE2000-closest RAL Classic references for industrial coating cross-reference.
RAL 5012
#3B83BD
Light blue
RAL 6027
#84C3BE
Light green
RAL 5024
#5D9B9B
Pastel blue
RAL 7001
#8F999F
Silver grey
RAL 7000
#7E8B92
Squirrel grey
RAL 5018
#3F888F
Turquoise blue
FAQ about Deepskyblue
What is the HEX code for Deepskyblue?
Deepskyblue (deepskyblue) has the HEX code #00BFFF. In RGB it is rgb(0, 191, 255), and in CMYK it is cmyk(100%, 25%, 0%, 0%).
What is the OKLCH value of Deepskyblue?
Deepskyblue converts to oklch(0.755 0.153 231.6). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Deepskyblue accessible for body text?
Used as a background, Deepskyblue has a contrast ratio of 9.90:1 with black text and 2.12:1 with white text. WCAG 2.1 AA requires 4.5:1 for normal text. The current recommendation is to use black text and verify in real UI context.
What is the closest Pantone to Deepskyblue?
The closest Pantone reference to Deepskyblue by ΔE2000 perceptual distance is Pantone 298 C (#41B6E6). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Deepskyblue?
The closest RAL Classic reference to Deepskyblue by ΔE2000 distance is RAL 5012 (Light blue, #3B83BD). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Deepskyblue?
The complementary color (180° opposite on the HSL color wheel) of Deepskyblue is #FF4000. Use it for high-contrast accents, error states, or call-to-action pairings.
Data provenance & source
CSS Named Colors (CSS Color Module Level 4)
The 147 named colors defined by the W3C CSS Color Module Level 4 specification. Origin: VGA (16) + X11 (rest) + 'rebeccapurple'. Use as a reference for web color names that all browsers natively support. Names like 'crimson' or 'rebeccapurple' work as CSS values without any framework.
- Source type
- derived
- Confidence
- high
- License
- W3C permissive document license
- Last reviewed
- 2026-05-24
Workflow tags
CSS named colors are sRGB digital values defined for browsers. For print, convert to a process-appropriate color and proof against substrate.