#255A88#255A88

#255A88 is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.5% C 0.094 H 247.8°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#255A88
RGB	rgb(37, 90, 136)
HSL	hsl(208, 57%, 34%)
HSV	hsv(208, 73%, 53%)
CMYK	cmyk(72.8%, 33.8%, 0%, 46.7%)
CIE-LAB	lab(36.90, -1.28, -30.69)
CIE-LCH	lch(36.90, 30.72, 267.61°)
OKLab	oklab(45.48% -0.0355 -0.087)
OKLCH	oklch(45.48% 0.094 247.8)
XYZ	xyz(8.8614, 9.4822, 24.6510)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255A88 #885325

analogous

#258885 #255A88 #252988

triadic

#255A88 #88255A #5A8825

tetradic

#255A88 #852588 #885325 #298825

square

#255A88 #852588 #885325 #298825

split-complementary

#255A88 #882529 #888525

monochromatic

#0B1A28 #183A58 #255A88 #327AB8 #5698D1

Accessibility & contrast

On white

7.25

#255A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#255A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255A88

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255A88	#FFFFFF	#000000	##FFFFFF
##255A88	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455C8A

Deuteranopia (green-blind)

#375387

Tritanopia (blue-blind)

#00656B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #255a88;
/* rgb */ color: rgb(37, 90, 136);
/* oklch */ color: oklch(45.5% 0.094 247.8);

Tailwind

colors: {
  custom: {
    50: '#6d88ab',
    500: '#255a88',
    950: '#000000',
  },
}

SCSS

$custom: #255a88;
$custom-light: #6d88ab;
$custom-dark: #000000;

JSON

{
  "hex": "#255a88",
  "rgb": {
    "r": 37,
    "g": 90,
    "b": 136
  },
  "hsl": {
    "h": 207.879,
    "s": 57.225,
    "l": 33.922
  },
  "oklch": {
    "l": 0.45479,
    "c": 0.09397,
    "h": 247.8
  },
  "luminance": 0.09483
}

Semantic roles & 50–950 ramp

primary

#255A88

secondary

#B68153

accent

#8E47E0

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #255A88

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

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