#429ED8#429ED8

#429ED8 is a light, vivid cyan. Relative luminance 0.306; OKLCH L 66.9% C 0.122 H 240.0°. Best body text is #000000 at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#429ED8
RGB	rgb(66, 158, 216)
HSL	hsl(203, 66%, 55%)
HSV	hsv(203, 69%, 85%)
CMYK	cmyk(69.4%, 26.9%, 0%, 15.3%)
CIE-LAB	lab(62.14, -8.68, -37.43)
CIE-LCH	lch(62.14, 38.42, 256.94°)
OKLab	oklab(66.94% -0.061 -0.1055)
OKLCH	oklch(66.94% 0.122 240)
XYZ	xyz(26.8635, 30.5669, 69.4367)
Luminance	0.3057 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429ED8 #D87C42

analogous

#42D8C7 #429ED8 #4253D8

triadic

#429ED8 #D8429E #9ED842

tetradic

#429ED8 #C742D8 #D87C42 #53D842

square

#429ED8 #C742D8 #D87C42 #53D842

split-complementary

#429ED8 #D84253 #D8C742

monochromatic

#1B5C84 #267FB7 #429ED8 #75B8E2 #A7D2ED

Accessibility & contrast

On white

2.95

#429ED8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.11

#429ED8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #429ED8

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429ED8	#FFFFFF	#000000	##000000
##429ED8	1.00	2.95	7.11	7.11
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.11	21.00	1.00	1.00
##000000	7.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839EDB

Deuteranopia (green-blind)

#6F90D7

Tritanopia (blue-blind)

#00ADB2

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #429ed8;
/* rgb */ color: rgb(66, 158, 216);
/* oklch */ color: oklch(66.9% 0.122 240.0);

Tailwind

colors: {
  custom: {
    50: '#87bae4',
    500: '#429ed8',
    950: '#000000',
  },
}

SCSS

$custom: #429ed8;
$custom-light: #87bae4;
$custom-dark: #000000;

JSON

{
  "hex": "#429ed8",
  "rgb": {
    "r": 66,
    "g": 158,
    "b": 216
  },
  "hsl": {
    "h": 203.2,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.66941,
    "c": 0.1219,
    "h": 240
  },
  "luminance": 0.3057
}

Semantic roles & 50–950 ramp

primary

#429ED8

secondary

#DAB49C

accent

#813FE9

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #429ED8

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

Preview Lab → · Contrast checker → · Palette generator →