#255C7B#255C7B

#255C7B is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.3% C 0.077 H 236.7°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#255C7B
RGB	rgb(37, 92, 123)
HSL	hsl(202, 54%, 31%)
HSV	hsv(202, 70%, 48%)
CMYK	cmyk(69.9%, 25.2%, 0%, 51.8%)
CIE-LAB	lab(36.89, -7.35, -22.76)
CIE-LCH	lch(36.89, 23.92, 252.10°)
OKLab	oklab(45.26% -0.042 -0.064)
OKLCH	oklch(45.26% 0.077 236.7)
XYZ	xyz(8.1639, 9.4768, 20.1340)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255C7B #7B4425

analogous

#257B6F #255C7B #25317B

triadic

#255C7B #7B255C #5C7B25

tetradic

#255C7B #6F257B #7B4425 #317B25

square

#255C7B #6F257B #7B4425 #317B25

split-complementary

#255C7B #7B2531 #7B6F25

monochromatic

#09161D #17394C #255C7B #337FAA #509ECA

Accessibility & contrast

On white

7.25

#255C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#255C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255C7B

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255C7B	#FFFFFF	#000000	##FFFFFF
##255C7B	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)

#4D5C7C

Deuteranopia (green-blind)

#42537A

Tritanopia (blue-blind)

#006467

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #255c7b;
/* rgb */ color: rgb(37, 92, 123);
/* oklch */ color: oklch(45.3% 0.077 236.7);

Tailwind

colors: {
  custom: {
    50: '#6a8aa1',
    500: '#255c7b',
    950: '#000000',
  },
}

SCSS

$custom: #255c7b;
$custom-light: #6a8aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#255c7b",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 123
  },
  "hsl": {
    "h": 201.628,
    "s": 53.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.45259,
    "c": 0.07655,
    "h": 236.7
  },
  "luminance": 0.09478
}

Semantic roles & 50–950 ramp

primary

#255C7B

secondary

#AD714F

accent

#7F4BDD

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070B0F

muted

#7A7C7E

Preview Lab

Preview with #255C7B

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

Preview Lab → · Contrast checker → · Palette generator →