#255D89#255D89

#255D89 is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.3% C 0.092 H 245.5°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#255D89
RGB	rgb(37, 93, 137)
HSL	hsl(206, 57%, 34%)
HSV	hsv(206, 73%, 54%)
CMYK	cmyk(73%, 32.1%, 0%, 46.3%)
CIE-LAB	lab(37.89, -2.79, -29.74)
CIE-LCH	lch(37.89, 29.87, 264.64°)
OKLab	oklab(46.28% -0.0383 -0.0842)
OKLCH	oklch(46.28% 0.092 245.5)
XYZ	xyz(9.1909, 10.0271, 25.1131)
Luminance	0.1003 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255D89 #895125

analogous

#258983 #255D89 #252B89

triadic

#255D89 #89255D #5D8925

tetradic

#255D89 #832589 #895125 #2B8925

square

#255D89 #832589 #895125 #2B8925

split-complementary

#255D89 #89252B #898325

monochromatic

#0B1C29 #183C59 #255D89 #327EB9 #579CD2

Accessibility & contrast

On white

6.99

#255D89 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#255D89 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255D89

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255D89	#FFFFFF	#000000	##FFFFFF
##255D89	1.00	6.99	3.01	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495E8B

Deuteranopia (green-blind)

#3B5588

Tritanopia (blue-blind)

#00686D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #255d89;
/* rgb */ color: rgb(37, 93, 137);
/* oklch */ color: oklch(46.3% 0.092 245.5);

Tailwind

colors: {
  custom: {
    50: '#6d8aab',
    500: '#255d89',
    950: '#000000',
  },
}

SCSS

$custom: #255d89;
$custom-light: #6d8aab;
$custom-dark: #000000;

JSON

{
  "hex": "#255d89",
  "rgb": {
    "r": 37,
    "g": 93,
    "b": 137
  },
  "hsl": {
    "h": 206.4,
    "s": 57.471,
    "l": 34.118
  },
  "oklch": {
    "l": 0.4628,
    "c": 0.09249,
    "h": 245.5
  },
  "luminance": 0.10028
}

Semantic roles & 50–950 ramp

primary

#255D89

secondary

#B67F54

accent

#8B47E1

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #255D89

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

Preview Lab → · Contrast checker → · Palette generator →