#255689#255689

#255689 is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.6% C 0.099 H 251.8°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#255689
RGB	rgb(37, 86, 137)
HSL	hsl(211, 57%, 34%)
HSV	hsv(211, 73%, 54%)
CMYK	cmyk(73%, 37.2%, 0%, 46.3%)
CIE-LAB	lab(35.70, 1.65, -33.19)
CIE-LCH	lch(35.70, 33.23, 272.85°)
OKLab	oklab(44.56% -0.031 -0.0944)
OKLCH	oklch(44.56% 0.099 251.8)
XYZ	xyz(8.6044, 8.8541, 24.9176)
Luminance	0.0886 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255689 #895825

analogous

#258889 #255689 #262589

triadic

#255689 #892556 #568925

tetradic

#255689 #892588 #895825 #258926

square

#255689 #892588 #895825 #258926

split-complementary

#255689 #892625 #888925

monochromatic

#0B1A29 #183859 #255689 #3274B9 #5793D2

Accessibility & contrast

On white

7.58

#255689 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#255689 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255689

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255689	#FFFFFF	#000000	##FFFFFF
##255689	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F598B

Deuteranopia (green-blind)

#305088

Tritanopia (blue-blind)

#006269

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #255689;
/* rgb */ color: rgb(37, 86, 137);
/* oklch */ color: oklch(44.6% 0.099 251.8);

Tailwind

colors: {
  custom: {
    50: '#6d85ac',
    500: '#255689',
    950: '#000000',
  },
}

SCSS

$custom: #255689;
$custom-light: #6d85ac;
$custom-dark: #000000;

JSON

{
  "hex": "#255689",
  "rgb": {
    "r": 37,
    "g": 86,
    "b": 137
  },
  "hsl": {
    "h": 210.6,
    "s": 57.471,
    "l": 34.118
  },
  "oklch": {
    "l": 0.44559,
    "c": 0.09935,
    "h": 251.8
  },
  "luminance": 0.08855
}

Semantic roles & 50–950 ramp

primary

#255689

secondary

#B68654

accent

#9547E1

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #255689

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

Preview Lab → · Contrast checker → · Palette generator →