#288498#288498

#288498 is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 56.9% C 0.088 H 215.6°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#288498
RGB	rgb(40, 132, 152)
HSL	hsl(191, 58%, 38%)
HSV	hsv(191, 74%, 60%)
CMYK	cmyk(73.7%, 13.2%, 0%, 40.4%)
CIE-LAB	lab(50.94, -19.60, -18.42)
CIE-LCH	lch(50.94, 26.90, 223.22°)
OKLab	oklab(56.93% -0.0719 -0.0514)
OKLCH	oklch(56.93% 0.088 215.6)
XYZ	xyz(14.7914, 19.2189, 32.6297)
Luminance	0.1922 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288498 #983C28

analogous

#289874 #288498 #284C98

triadic

#288498 #982884 #849828

tetradic

#288498 #742898 #983C28 #4C9828

square

#288498 #742898 #983C28 #4C9828

split-complementary

#288498 #98284C #987428

monochromatic

#0F3037 #1B5A68 #288498 #35AEC8 #64C2D6

Accessibility & contrast

On white

4.34

#288498 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#288498 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288498

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288498	#FFFFFF	#000000	##000000
##288498	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#768099

Deuteranopia (green-blind)

#677498

Tritanopia (blue-blind)

#008B8A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288498;
/* rgb */ color: rgb(40, 132, 152);
/* oklch */ color: oklch(56.9% 0.088 215.6);

Tailwind

colors: {
  custom: {
    50: '#73a8b6',
    500: '#288498',
    950: '#000000',
  },
}

SCSS

$custom: #288498;
$custom-light: #73a8b6;
$custom-dark: #000000;

JSON

{
  "hex": "#288498",
  "rgb": {
    "r": 40,
    "g": 132,
    "b": 152
  },
  "hsl": {
    "h": 190.714,
    "s": 58.333,
    "l": 37.647
  },
  "oklch": {
    "l": 0.5693,
    "c": 0.08834,
    "h": 215.6
  },
  "luminance": 0.19221
}

Semantic roles & 50–950 ramp

primary

#288498

secondary

#BC7060

accent

#6246E2

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #288498

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

Preview Lab → · Contrast checker → · Palette generator →