#42809D#42809D

#42809D is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.0% C 0.078 H 230.5°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#42809D
RGB	rgb(66, 128, 157)
HSL	hsl(199, 41%, 44%)
HSV	hsv(199, 58%, 62%)
CMYK	cmyk(58%, 18.5%, 0%, 38.4%)
CIE-LAB	lab(50.72, -11.23, -21.60)
CIE-LCH	lch(50.72, 24.34, 242.52°)
OKLab	oklab(57.05% -0.0496 -0.0602)
OKLCH	oklch(57.05% 0.078 230.5)
XYZ	xyz(16.0494, 19.0294, 34.7190)
Luminance	0.1903 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42809D #9D5F42

analogous

#429D8C #42809D #42529D

triadic

#42809D #9D4280 #809D42

tetradic

#42809D #8C429D #9D5F42 #529D42

square

#42809D #8C429D #9D5F42 #529D42

split-complementary

#42809D #9D4252 #9D8C42

monochromatic

#1E3A47 #305D72 #42809D #609FBC #8BB9CE

Accessibility & contrast

On white

4.37

#42809D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#42809D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42809D

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42809D	#FFFFFF	#000000	##000000
##42809D	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717E9E

Deuteranopia (green-blind)

#65759D

Tritanopia (blue-blind)

#008889

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #42809d;
/* rgb */ color: rgb(66, 128, 157);
/* oklch */ color: oklch(57.0% 0.078 230.5);

Tailwind

colors: {
  custom: {
    50: '#7ea4ba',
    500: '#42809d',
    950: '#000000',
  },
}

SCSS

$custom: #42809d;
$custom-light: #7ea4ba;
$custom-dark: #000000;

JSON

{
  "hex": "#42809d",
  "rgb": {
    "r": 66,
    "g": 128,
    "b": 157
  },
  "hsl": {
    "h": 199.121,
    "s": 40.807,
    "l": 43.725
  },
  "oklch": {
    "l": 0.5705,
    "c": 0.07802,
    "h": 230.5
  },
  "luminance": 0.19031
}

Semantic roles & 50–950 ramp

primary

#42809D

secondary

#B99382

accent

#7E57D1

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #42809D

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

Preview Lab → · Contrast checker → · Palette generator →