#429CCC#429CCC

#429CCC is a light, moderate cyan. Relative luminance 0.293; OKLCH L 65.9% C 0.111 H 235.4°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#429CCC
RGB	rgb(66, 156, 204)
HSL	hsl(201, 58%, 53%)
HSV	hsv(201, 68%, 80%)
CMYK	cmyk(67.6%, 23.5%, 0%, 20%)
CIE-LAB	lab(61.04, -11.57, -32.45)
CIE-LCH	lch(61.04, 34.46, 250.37°)
OKLab	oklab(65.9% -0.063 -0.0912)
OKLCH	oklch(65.9% 0.111 235.4)
XYZ	xyz(25.0301, 29.2921, 61.4498)
Luminance	0.2929 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429CCC #CC7242

analogous

#42CCB7 #429CCC #4257CC

triadic

#429CCC #CC429C #9CCC42

tetradic

#429CCC #B742CC #CC7242 #57CC42

square

#429CCC #B742CC #CC7242 #57CC42

split-complementary

#429CCC #CC4257 #CCB742

monochromatic

#1F5774 #2C7BA4 #429CCC #72B5D9 #A2CEE6

Accessibility & contrast

On white

3.06

#429CCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#429CCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #429CCC

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429CCC	#FFFFFF	#000000	##000000
##429CCC	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859BCE

Deuteranopia (green-blind)

#728DCB

Tritanopia (blue-blind)

#00A9AC

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #429ccc;
/* rgb */ color: rgb(66, 156, 204);
/* oklch */ color: oklch(65.9% 0.111 235.4);

Tailwind

colors: {
  custom: {
    50: '#86b9db',
    500: '#429ccc',
    950: '#000000',
  },
}

SCSS

$custom: #429ccc;
$custom-light: #86b9db;
$custom-dark: #000000;

JSON

{
  "hex": "#429ccc",
  "rgb": {
    "r": 66,
    "g": 156,
    "b": 204
  },
  "hsl": {
    "h": 200.87,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.65896,
    "c": 0.11083,
    "h": 235.4
  },
  "luminance": 0.29295
}

Semantic roles & 50–950 ramp

primary

#429CCC

secondary

#D3AC97

accent

#7D47E1

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #429CCC

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

Preview Lab → · Contrast checker → · Palette generator →