#28879C#28879C

#28879C is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 57.9% C 0.091 H 216.0°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#28879C
RGB	rgb(40, 135, 156)
HSL	hsl(191, 59%, 38%)
HSV	hsv(191, 74%, 61%)
CMYK	cmyk(74.4%, 13.5%, 0%, 38.8%)
CIE-LAB	lab(52.04, -19.87, -19.07)
CIE-LCH	lch(52.04, 27.54, 223.82°)
OKLab	oklab(57.86% -0.0733 -0.0532)
OKLCH	oklch(57.86% 0.091 216)
XYZ	xyz(15.5373, 20.1775, 34.5218)
Luminance	0.2018 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28879C #9C3D28

analogous

#289C77 #28879C #284D9C

triadic

#28879C #9C2887 #879C28

tetradic

#28879C #77289C #9C3D28 #4D9C28

square

#28879C #77289C #9C3D28 #4D9C28

split-complementary

#28879C #9C284D #9C7728

monochromatic

#0F333B #1C5D6B #28879C #36B0CB #67C3D8

Accessibility & contrast

On white

4.17

#28879C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#28879C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28879C

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28879C	#FFFFFF	#000000	##000000
##28879C	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79839D

Deuteranopia (green-blind)

#69779C

Tritanopia (blue-blind)

#008F8E

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #28879c;
/* rgb */ color: rgb(40, 135, 156);
/* oklch */ color: oklch(57.9% 0.091 216.0);

Tailwind

colors: {
  custom: {
    50: '#74aab9',
    500: '#28879c',
    950: '#000000',
  },
}

SCSS

$custom: #28879c;
$custom-light: #74aab9;
$custom-dark: #000000;

JSON

{
  "hex": "#28879c",
  "rgb": {
    "r": 40,
    "g": 135,
    "b": 156
  },
  "hsl": {
    "h": 190.862,
    "s": 59.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.57862,
    "c": 0.09057,
    "h": 216
  },
  "luminance": 0.20179
}

Semantic roles & 50–950 ramp

primary

#28879C

secondary

#BE7362

accent

#6245E2

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #28879C

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

Preview Lab → · Contrast checker → · Palette generator →