#429DDA#429DDA

#429DDA is a light, vivid cyan. Relative luminance 0.303; OKLCH L 66.8% C 0.125 H 241.6°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#429DDA
RGB	rgb(66, 157, 218)
HSL	hsl(204, 67%, 56%)
HSV	hsv(204, 70%, 85%)
CMYK	cmyk(69.7%, 28%, 0%, 14.5%)
CIE-LAB	lab(61.94, -7.45, -38.85)
CIE-LCH	lch(61.94, 39.56, 259.15°)
OKLab	oklab(66.81% -0.0594 -0.1097)
OKLCH	oklch(66.81% 0.125 241.6)
XYZ	xyz(26.9537, 30.3312, 70.7501)
Luminance	0.3033 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429DDA #DA7F42

analogous

#42DACB #429DDA #4251DA

triadic

#429DDA #DA429D #9DDA42

tetradic

#429DDA #CB42DA #DA7F42 #51DA42

square

#429DDA #CB42DA #DA7F42 #51DA42

split-complementary

#429DDA #DA4251 #DACB42

monochromatic

#1A5C87 #247EBA #429DDA #75B8E4 #A8D2EE

Accessibility & contrast

On white

2.97

#429DDA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#429DDA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #429DDA

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429DDA	#FFFFFF	#000000	##000000
##429DDA	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#819EDD

Deuteranopia (green-blind)

#6C8FD9

Tritanopia (blue-blind)

#00ACB2

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #429dda;
/* rgb */ color: rgb(66, 157, 218);
/* oklch */ color: oklch(66.8% 0.125 241.6);

Tailwind

colors: {
  custom: {
    50: '#88b9e5',
    500: '#429dda',
    950: '#000000',
  },
}

SCSS

$custom: #429dda;
$custom-light: #88b9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#429dda",
  "rgb": {
    "r": 66,
    "g": 157,
    "b": 218
  },
  "hsl": {
    "h": 204.079,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.6681,
    "c": 0.12473,
    "h": 241.6
  },
  "luminance": 0.30334
}

Semantic roles & 50–950 ramp

primary

#429DDA

secondary

#DBB69C

accent

#833EEA

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #429DDA

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →