#288598#288598

#288598 is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.2% C 0.088 H 214.4°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#288598
RGB	rgb(40, 133, 152)
HSL	hsl(190, 58%, 38%)
HSV	hsv(190, 74%, 60%)
CMYK	cmyk(73.7%, 12.5%, 0%, 40.4%)
CIE-LAB	lab(51.26, -20.14, -17.94)
CIE-LCH	lch(51.26, 26.97, 221.70°)
OKLab	oklab(57.18% -0.0729 -0.05)
OKLCH	oklch(57.18% 0.088 214.4)
XYZ	xyz(14.9277, 19.4914, 32.6752)
Luminance	0.1949 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288598 #983B28

analogous

#289873 #288598 #284D98

triadic

#288598 #982885 #859828

tetradic

#288598 #732898 #983B28 #4D9828

square

#288598 #732898 #983B28 #4D9828

split-complementary

#288598 #98284D #987328

monochromatic

#0F3037 #1B5B68 #288598 #35AFC8 #64C3D6

Accessibility & contrast

On white

4.29

#288598 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#288598 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288598

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288598	#FFFFFF	#000000	##000000
##288598	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#778199

Deuteranopia (green-blind)

#687598

Tritanopia (blue-blind)

#008C8B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #288598;
/* rgb */ color: rgb(40, 133, 152);
/* oklch */ color: oklch(57.2% 0.088 214.4);

Tailwind

colors: {
  custom: {
    50: '#73a8b6',
    500: '#288598',
    950: '#000000',
  },
}

SCSS

$custom: #288598;
$custom-light: #73a8b6;
$custom-dark: #000000;

JSON

{
  "hex": "#288598",
  "rgb": {
    "r": 40,
    "g": 133,
    "b": 152
  },
  "hsl": {
    "h": 190.179,
    "s": 58.333,
    "l": 37.647
  },
  "oklch": {
    "l": 0.57184,
    "c": 0.0884,
    "h": 214.4
  },
  "luminance": 0.19493
}

Semantic roles & 50–950 ramp

primary

#288598

secondary

#BC6F60

accent

#6146E2

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #288598

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

Preview Lab → · Contrast checker → · Palette generator →