#28889C#28889C

#28889C is a mid, moderate cyan. Relative luminance 0.205; OKLCH L 58.1% C 0.091 H 214.9°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#28889C
RGB	rgb(40, 136, 156)
HSL	hsl(190, 59%, 38%)
HSV	hsv(190, 74%, 61%)
CMYK	cmyk(74.4%, 12.8%, 0%, 38.8%)
CIE-LAB	lab(52.35, -20.41, -18.59)
CIE-LCH	lch(52.35, 27.61, 222.33°)
OKLab	oklab(58.11% -0.0743 -0.0518)
OKLCH	oklch(58.11% 0.091 214.9)
XYZ	xyz(15.6774, 20.4579, 34.5686)
Luminance	0.2046 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28889C #9C3C28

analogous

#289C76 #28889C #284E9C

triadic

#28889C #9C2888 #889C28

tetradic

#28889C #76289C #9C3C28 #4E9C28

square

#28889C #76289C #9C3C28 #4E9C28

split-complementary

#28889C #9C284E #9C7628

monochromatic

#0F333B #1C5E6B #28889C #36B2CB #67C4D8

Accessibility & contrast

On white

4.12

#28889C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#28889C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28889C

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28889C	#FFFFFF	#000000	##000000
##28889C	1.00	4.12	5.09	5.09
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A849D

Deuteranopia (green-blind)

#6A789C

Tritanopia (blue-blind)

#008F8E

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #28889c;
/* rgb */ color: rgb(40, 136, 156);
/* oklch */ color: oklch(58.1% 0.091 214.9);

Tailwind

colors: {
  custom: {
    50: '#74abb9',
    500: '#28889c',
    950: '#000000',
  },
}

SCSS

$custom: #28889c;
$custom-light: #74abb9;
$custom-dark: #000000;

JSON

{
  "hex": "#28889c",
  "rgb": {
    "r": 40,
    "g": 136,
    "b": 156
  },
  "hsl": {
    "h": 190.345,
    "s": 59.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.58114,
    "c": 0.09062,
    "h": 214.9
  },
  "luminance": 0.2046
}

Semantic roles & 50–950 ramp

primary

#28889C

secondary

#BE7262

accent

#6045E2

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #28889C

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

Preview Lab → · Contrast checker → · Palette generator →