#255B80#255B80

#255B80 is a mid, moderate cyan. Relative luminance 0.094; OKLCH L 45.3% C 0.083 H 241.9°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#255B80
RGB	rgb(37, 91, 128)
HSL	hsl(204, 55%, 32%)
HSV	hsv(204, 71%, 50%)
CMYK	cmyk(71.1%, 28.9%, 0%, 49.8%)
CIE-LAB	lab(36.81, -4.90, -25.95)
CIE-LCH	lch(36.81, 26.41, 259.30°)
OKLab	oklab(45.27% -0.0391 -0.0732)
OKLCH	oklch(45.27% 0.083 241.9)
XYZ	xyz(8.3988, 9.4331, 21.7960)
Luminance	0.0943 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255B80 #804A25

analogous

#258078 #255B80 #252D80

triadic

#255B80 #80255B #5B8025

tetradic

#255B80 #782580 #804A25 #2D8025

square

#255B80 #782580 #804A25 #2D8025

split-complementary

#255B80 #80252D #807825

monochromatic

#0A1721 #173951 #255B80 #337DAF #529BCD

Accessibility & contrast

On white

7.27

#255B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#255B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255B80

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255B80	#FFFFFF	#000000	##FFFFFF
##255B80	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5B82

Deuteranopia (green-blind)

#3E537F

Tritanopia (blue-blind)

#006468

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #255b80;
/* rgb */ color: rgb(37, 91, 128);
/* oklch */ color: oklch(45.3% 0.083 241.9);

Tailwind

colors: {
  custom: {
    50: '#6b89a5',
    500: '#255b80',
    950: '#000000',
  },
}

SCSS

$custom: #255b80;
$custom-light: #6b89a5;
$custom-dark: #000000;

JSON

{
  "hex": "#255b80",
  "rgb": {
    "r": 37,
    "g": 91,
    "b": 128
  },
  "hsl": {
    "h": 204.396,
    "s": 55.152,
    "l": 32.353
  },
  "oklch": {
    "l": 0.45273,
    "c": 0.08302,
    "h": 241.9
  },
  "luminance": 0.09434
}

Semantic roles & 50–950 ramp

primary

#255B80

secondary

#B17750

accent

#8649DE

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #255B80

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

Preview Lab → · Contrast checker → · Palette generator →