#288297#288297

#288297 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.4% C 0.088 H 216.8°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#288297
RGB	rgb(40, 130, 151)
HSL	hsl(191, 58%, 37%)
HSV	hsv(191, 74%, 59%)
CMYK	cmyk(73.5%, 13.9%, 0%, 40.8%)
CIE-LAB	lab(50.27, -18.86, -18.86)
CIE-LCH	lch(50.27, 26.67, 225.00°)
OKLab	oklab(56.38% -0.0702 -0.0526)
OKLCH	oklch(56.38% 0.088 216.8)
XYZ	xyz(14.4413, 18.6491, 32.1107)
Luminance	0.1865 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288297 #973D28

analogous

#289774 #288297 #284B97

triadic

#288297 #972882 #829728

tetradic

#288297 #742897 #973D28 #4B9728

square

#288297 #742897 #973D28 #4B9728

split-complementary

#288297 #97284B #977428

monochromatic

#0E2F36 #1B5867 #288297 #35ACC7 #64C0D6

Accessibility & contrast

On white

4.44

#288297 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#288297 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288297

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288297	#FFFFFF	#000000	##000000
##288297	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#747E98

Deuteranopia (green-blind)

#657397

Tritanopia (blue-blind)

#008989

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #288297;
/* rgb */ color: rgb(40, 130, 151);
/* oklch */ color: oklch(56.4% 0.088 216.8);

Tailwind

colors: {
  custom: {
    50: '#73a6b5',
    500: '#288297',
    950: '#000000',
  },
}

SCSS

$custom: #288297;
$custom-light: #73a6b5;
$custom-dark: #000000;

JSON

{
  "hex": "#288297",
  "rgb": {
    "r": 40,
    "g": 130,
    "b": 151
  },
  "hsl": {
    "h": 191.351,
    "s": 58.115,
    "l": 37.451
  },
  "oklch": {
    "l": 0.5638,
    "c": 0.08772,
    "h": 216.8
  },
  "luminance": 0.18651
}

Semantic roles & 50–950 ramp

primary

#288297

secondary

#BC715F

accent

#6446E1

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #288297

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

Preview Lab → · Contrast checker → · Palette generator →