#255D79#255D79

#255D79 is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.4% C 0.074 H 233.5°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#255D79
RGB	rgb(37, 93, 121)
HSL	hsl(200, 53%, 31%)
HSV	hsv(200, 69%, 47%)
CMYK	cmyk(69.4%, 23.1%, 0%, 52.5%)
CIE-LAB	lab(37.12, -8.68, -21.17)
CIE-LCH	lch(37.12, 22.88, 247.71°)
OKLab	oklab(45.41% -0.0439 -0.0594)
OKLCH	oklch(45.41% 0.074 233.5)
XYZ	xyz(8.1271, 9.6016, 19.5104)
Luminance	0.0960 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255D79 #794125

analogous

#25796B #255D79 #253379

triadic

#255D79 #79255D #5D7925

tetradic

#255D79 #6B2579 #794125 #337925

square

#255D79 #6B2579 #794125 #337925

split-complementary

#255D79 #792533 #796B25

monochromatic

#08151B #17394A #255D79 #3381A8 #4FA1C9

Accessibility & contrast

On white

7.19

#255D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#255D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255D79

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255D79	#FFFFFF	#000000	##FFFFFF
##255D79	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5C7A

Deuteranopia (green-blind)

#445479

Tritanopia (blue-blind)

#006466

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #255d79;
/* rgb */ color: rgb(37, 93, 121);
/* oklch */ color: oklch(45.4% 0.074 233.5);

Tailwind

colors: {
  custom: {
    50: '#6a8a9f',
    500: '#255d79',
    950: '#000000',
  },
}

SCSS

$custom: #255d79;
$custom-light: #6a8a9f;
$custom-dark: #000000;

JSON

{
  "hex": "#255d79",
  "rgb": {
    "r": 37,
    "g": 93,
    "b": 121
  },
  "hsl": {
    "h": 200,
    "s": 53.165,
    "l": 30.98
  },
  "oklch": {
    "l": 0.45412,
    "c": 0.07387,
    "h": 233.5
  },
  "luminance": 0.09602
}

Semantic roles & 50–950 ramp

primary

#255D79

secondary

#AB6D4E

accent

#7C4BDD

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #255D79

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

Preview Lab → · Contrast checker → · Palette generator →