#255D77#255D77

#255D77 is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.3% C 0.072 H 231.5°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#255D77
RGB	rgb(37, 93, 119)
HSL	hsl(199, 53%, 31%)
HSV	hsv(199, 69%, 47%)
CMYK	cmyk(68.9%, 21.8%, 0%, 53.3%)
CIE-LAB	lab(37.03, -9.39, -20.08)
CIE-LCH	lch(37.03, 22.17, 244.93°)
OKLab	oklab(45.31% -0.0447 -0.0563)
OKLCH	oklch(45.31% 0.072 231.5)
XYZ	xyz(8.0058, 9.5531, 18.8712)
Luminance	0.0955 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255D77 #773F25

analogous

#257768 #255D77 #253477

triadic

#255D77 #77255D #5D7725

tetradic

#255D77 #682577 #773F25 #347725

square

#255D77 #682577 #773F25 #347725

split-complementary

#255D77 #772534 #776825

monochromatic

#08141A #163948 #255D77 #3481A6 #4EA1C8

Accessibility & contrast

On white

7.21

#255D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#255D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255D77

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255D77	#FFFFFF	#000000	##FFFFFF
##255D77	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#505C78

Deuteranopia (green-blind)

#455377

Tritanopia (blue-blind)

#006466

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #255d77;
/* rgb */ color: rgb(37, 93, 119);
/* oklch */ color: oklch(45.3% 0.072 231.5);

Tailwind

colors: {
  custom: {
    50: '#6a8a9e',
    500: '#255d77',
    950: '#000000',
  },
}

SCSS

$custom: #255d77;
$custom-light: #6a8a9e;
$custom-dark: #000000;

JSON

{
  "hex": "#255d77",
  "rgb": {
    "r": 37,
    "g": 93,
    "b": 119
  },
  "hsl": {
    "h": 199.024,
    "s": 52.564,
    "l": 30.588
  },
  "oklch": {
    "l": 0.45311,
    "c": 0.07186,
    "h": 231.5
  },
  "luminance": 0.09554
}

Semantic roles & 50–950 ramp

primary

#255D77

secondary

#A96B4E

accent

#7A4CDC

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #255D77

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

Preview Lab → · Contrast checker → · Palette generator →