#255D90#255D90

#255D90 is a mid, moderate cyan. Relative luminance 0.102; OKLCH L 46.7% C 0.102 H 249.1°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#255D90
RGB	rgb(37, 93, 144)
HSL	hsl(209, 59%, 35%)
HSV	hsv(209, 74%, 56%)
CMYK	cmyk(74.3%, 35.4%, 0%, 43.5%)
CIE-LAB	lab(38.26, -0.15, -33.39)
CIE-LCH	lch(38.26, 33.39, 269.75°)
OKLab	oklab(46.69% -0.0361 -0.0949)
OKLCH	oklch(46.69% 0.102 249.1)
XYZ	xyz(9.7094, 10.2345, 27.8439)
Luminance	0.1024 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255D90 #905825

analogous

#25908D #255D90 #252890

triadic

#255D90 #90255D #5D9025

tetradic

#255D90 #8D2590 #905825 #289025

square

#255D90 #8D2590 #905825 #289025

split-complementary

#255D90 #902528 #908D25

monochromatic

#0C1E2F #183E5F #255D90 #327CC1 #5B9BD5

Accessibility & contrast

On white

6.89

#255D90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#255D90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255D90

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255D90	#FFFFFF	#000000	##FFFFFF
##255D90	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#466092

Deuteranopia (green-blind)

#36568F

Tritanopia (blue-blind)

#006970

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #255d90;
/* rgb */ color: rgb(37, 93, 144);
/* oklch */ color: oklch(46.7% 0.102 249.1);

Tailwind

colors: {
  custom: {
    50: '#6e8ab1',
    500: '#255d90',
    950: '#000000',
  },
}

SCSS

$custom: #255d90;
$custom-light: #6e8ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#255d90",
  "rgb": {
    "r": 37,
    "g": 93,
    "b": 144
  },
  "hsl": {
    "h": 208.598,
    "s": 59.116,
    "l": 35.49
  },
  "oklch": {
    "l": 0.46691,
    "c": 0.10151,
    "h": 249.1
  },
  "luminance": 0.10236
}

Semantic roles & 50–950 ramp

primary

#255D90

secondary

#B98657

accent

#9045E2

background

#F7F8FA

surface

#EDF0F5

border

#C8CBCF

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #255D90

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

Preview Lab → · Contrast checker → · Palette generator →