#255F77#255F77

#255F77 is a mid, moderate cyan. Relative luminance 0.099; OKLCH L 45.8% C 0.071 H 228.6°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#255F77
RGB	rgb(37, 95, 119)
HSL	hsl(198, 53%, 31%)
HSV	hsv(198, 69%, 47%)
CMYK	cmyk(68.9%, 20.2%, 0%, 53.3%)
CIE-LAB	lab(37.68, -10.59, -19.08)
CIE-LCH	lch(37.68, 21.82, 240.97°)
OKLab	oklab(45.83% -0.047 -0.0534)
OKLCH	oklch(45.83% 0.071 228.6)
XYZ	xyz(8.1836, 9.9088, 18.9305)
Luminance	0.0991 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255F77 #773D25

analogous

#257766 #255F77 #253677

triadic

#255F77 #77255F #5F7725

tetradic

#255F77 #662577 #773D25 #367725

square

#255F77 #662577 #773D25 #367725

split-complementary

#255F77 #772536 #776625

monochromatic

#08141A #163A48 #255F77 #3484A6 #4EA4C8

Accessibility & contrast

On white

7.04

#255F77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#255F77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255F77

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255F77	#FFFFFF	#000000	##FFFFFF
##255F77	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535D78

Deuteranopia (green-blind)

#475577

Tritanopia (blue-blind)

#006667

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #255f77;
/* rgb */ color: rgb(37, 95, 119);
/* oklch */ color: oklch(45.8% 0.071 228.6);

Tailwind

colors: {
  custom: {
    50: '#6a8c9e',
    500: '#255f77',
    950: '#000000',
  },
}

SCSS

$custom: #255f77;
$custom-light: #6a8c9e;
$custom-dark: #000000;

JSON

{
  "hex": "#255f77",
  "rgb": {
    "r": 37,
    "g": 95,
    "b": 119
  },
  "hsl": {
    "h": 197.561,
    "s": 52.564,
    "l": 30.588
  },
  "oklch": {
    "l": 0.4583,
    "c": 0.0711,
    "h": 228.6
  },
  "luminance": 0.0991
}

Semantic roles & 50–950 ramp

primary

#255F77

secondary

#A9694E

accent

#764CDC

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #255F77

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

Preview Lab → · Contrast checker → · Palette generator →