#28809B#28809B

#28809B is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.1% C 0.090 H 222.7°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#28809B
RGB	rgb(40, 128, 155)
HSL	hsl(194, 59%, 38%)
HSV	hsv(194, 74%, 61%)
CMYK	cmyk(74.2%, 17.4%, 0%, 39.2%)
CIE-LAB	lab(49.80, -16.42, -21.92)
CIE-LCH	lch(49.80, 27.38, 233.16°)
OKLab	oklab(56.05% -0.0665 -0.0613)
OKLCH	oklch(56.05% 0.09 222.7)
XYZ	xyz(14.5082, 18.2543, 33.7628)
Luminance	0.1826 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28809B #9B4328

analogous

#289B7C #28809B #28469B

triadic

#28809B #9B2880 #809B28

tetradic

#28809B #7C289B #9B4328 #469B28

square

#28809B #7C289B #9B4328 #469B28

split-complementary

#28809B #9B2846 #9B7C28

monochromatic

#0F303A #1B586A #28809B #35A8CB #66BDD7

Accessibility & contrast

On white

4.51

#28809B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#28809B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28809B

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28809B	#FFFFFF	#000000	##000000
##28809B	1.00	4.51	4.65	4.65
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707D9C

Deuteranopia (green-blind)

#61719B

Tritanopia (blue-blind)

#008889

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #28809b;
/* rgb */ color: rgb(40, 128, 155);
/* oklch */ color: oklch(56.1% 0.090 222.7);

Tailwind

colors: {
  custom: {
    50: '#73a5b8',
    500: '#28809b',
    950: '#000000',
  },
}

SCSS

$custom: #28809b;
$custom-light: #73a5b8;
$custom-dark: #000000;

JSON

{
  "hex": "#28809b",
  "rgb": {
    "r": 40,
    "g": 128,
    "b": 155
  },
  "hsl": {
    "h": 194.087,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.56054,
    "c": 0.09045,
    "h": 222.7
  },
  "luminance": 0.18256
}

Semantic roles & 50–950 ramp

primary

#28809B

secondary

#BD7761

accent

#6A46E2

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #28809B

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

Preview Lab → · Contrast checker → · Palette generator →