#42809E#42809E

#42809E is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.1% C 0.079 H 231.4°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#42809E
RGB	rgb(66, 128, 158)
HSL	hsl(200, 41%, 44%)
HSV	hsv(200, 58%, 62%)
CMYK	cmyk(58.2%, 19%, 0%, 38%)
CIE-LAB	lab(50.76, -10.91, -22.12)
CIE-LCH	lch(50.76, 24.67, 243.74°)
OKLab	oklab(57.1% -0.0493 -0.0617)
OKLCH	oklch(57.1% 0.079 231.4)
XYZ	xyz(16.1351, 19.0637, 35.1705)
Luminance	0.1906 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42809E #9E6042

analogous

#429E8E #42809E #42529E

triadic

#42809E #9E4280 #809E42

tetradic

#42809E #8E429E #9E6042 #529E42

square

#42809E #8E429E #9E6042 #529E42

split-complementary

#42809E #9E4252 #9E8E42

monochromatic

#1E3A48 #305D73 #42809E #609FBD #8CB9CF

Accessibility & contrast

On white

4.36

#42809E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#42809E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42809E

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42809E	#FFFFFF	#000000	##000000
##42809E	1.00	4.36	4.81	4.81
#FFFFFF	4.36	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)

#717E9F

Deuteranopia (green-blind)

#64759E

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #42809e;
/* rgb */ color: rgb(66, 128, 158);
/* oklch */ color: oklch(57.1% 0.079 231.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#42809e",
  "rgb": {
    "r": 66,
    "g": 128,
    "b": 158
  },
  "hsl": {
    "h": 199.565,
    "s": 41.071,
    "l": 43.922
  },
  "oklch": {
    "l": 0.57095,
    "c": 0.07893,
    "h": 231.4
  },
  "luminance": 0.19065
}

Semantic roles & 50–950 ramp

primary

#42809E

secondary

#BA9482

accent

#7F57D1

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #42809E

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

Preview Lab → · Contrast checker → · Palette generator →