#255589#255589

#255589 is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.3% C 0.100 H 252.6°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#255589
RGB	rgb(37, 85, 137)
HSL	hsl(211, 57%, 34%)
HSV	hsv(211, 73%, 54%)
CMYK	cmyk(73%, 38%, 0%, 46.3%)
CIE-LAB	lab(35.39, 2.30, -33.68)
CIE-LCH	lch(35.39, 33.76, 273.91°)
OKLab	oklab(44.32% -0.03 -0.0958)
OKLCH	oklch(44.32% 0.1 252.6)
XYZ	xyz(8.5251, 8.6955, 24.8912)
Luminance	0.0870 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255589 #895925

analogous

#258789 #255589 #272589

triadic

#255589 #892555 #558925

tetradic

#255589 #892587 #895925 #258927

square

#255589 #892587 #895925 #258927

split-complementary

#255589 #892725 #878925

monochromatic

#0B1929 #183759 #255589 #3273B9 #5792D2

Accessibility & contrast

On white

7.67

#255589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#255589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255589

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255589	#FFFFFF	#000000	##FFFFFF
##255589	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D588B

Deuteranopia (green-blind)

#2F4F88

Tritanopia (blue-blind)

#006168

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #255589;
/* rgb */ color: rgb(37, 85, 137);
/* oklch */ color: oklch(44.3% 0.100 252.6);

Tailwind

colors: {
  custom: {
    50: '#6d84ac',
    500: '#255589',
    950: '#000000',
  },
}

SCSS

$custom: #255589;
$custom-light: #6d84ac;
$custom-dark: #000000;

JSON

{
  "hex": "#255589",
  "rgb": {
    "r": 37,
    "g": 85,
    "b": 137
  },
  "hsl": {
    "h": 211.2,
    "s": 57.471,
    "l": 34.118
  },
  "oklch": {
    "l": 0.44316,
    "c": 0.10042,
    "h": 252.6
  },
  "luminance": 0.08696
}

Semantic roles & 50–950 ramp

primary

#255589

secondary

#B68754

accent

#9747E1

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #255589

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

Preview Lab → · Contrast checker → · Palette generator →