#429BC9#429BC9

#429BC9 is a light, moderate cyan. Relative luminance 0.288; OKLCH L 65.5% C 0.108 H 234.5°. Best body text is #000000 at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#429BC9
RGB	rgb(66, 155, 201)
HSL	hsl(200, 56%, 52%)
HSV	hsv(200, 67%, 79%)
CMYK	cmyk(67.2%, 22.9%, 0%, 21.2%)
CIE-LAB	lab(60.62, -12.01, -31.43)
CIE-LCH	lch(60.62, 33.65, 249.08°)
OKLab	oklab(65.52% -0.063 -0.0882)
OKLCH	oklch(65.52% 0.108 234.5)
XYZ	xyz(24.5066, 28.8154, 59.5174)
Luminance	0.2882 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429BC9 #C97042

analogous

#42C9B3 #429BC9 #4258C9

triadic

#429BC9 #C9429B #9BC942

tetradic

#429BC9 #B342C9 #C97042 #58C942

square

#429BC9 #B342C9 #C97042 #58C942

split-complementary

#429BC9 #C94258 #C9B342

monochromatic

#205570 #2E79A0 #429BC9 #72B4D7 #A1CDE4

Accessibility & contrast

On white

3.10

#429BC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.76

#429BC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #429BC9

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429BC9	#FFFFFF	#000000	##000000
##429BC9	1.00	3.10	6.76	6.76
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.76	21.00	1.00	1.00
##000000	6.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859ACB

Deuteranopia (green-blind)

#728CC8

Tritanopia (blue-blind)

#00A7AA

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #429bc9;
/* rgb */ color: rgb(66, 155, 201);
/* oklch */ color: oklch(65.5% 0.108 234.5);

Tailwind

colors: {
  custom: {
    50: '#85b8d9',
    500: '#429bc9',
    950: '#000000',
  },
}

SCSS

$custom: #429bc9;
$custom-light: #85b8d9;
$custom-dark: #000000;

JSON

{
  "hex": "#429bc9",
  "rgb": {
    "r": 66,
    "g": 155,
    "b": 201
  },
  "hsl": {
    "h": 200.444,
    "s": 55.556,
    "l": 52.353
  },
  "oklch": {
    "l": 0.6552,
    "c": 0.10843,
    "h": 234.5
  },
  "luminance": 0.28818
}

Semantic roles & 50–950 ramp

primary

#429BC9

secondary

#D1AA96

accent

#7C49DF

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #429BC9

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

Preview Lab → · Contrast checker → · Palette generator →