#255779#255779

#255779 is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 43.9% C 0.078 H 241.4°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#255779
RGB	rgb(37, 87, 121)
HSL	hsl(204, 53%, 31%)
HSV	hsv(204, 69%, 47%)
CMYK	cmyk(69.4%, 28.1%, 0%, 52.5%)
CIE-LAB	lab(35.18, -5.00, -24.18)
CIE-LCH	lch(35.18, 24.70, 258.31°)
OKLab	oklab(43.88% -0.0372 -0.0681)
OKLCH	oklch(43.88% 0.078 241.4)
XYZ	xyz(7.6210, 8.5894, 19.3417)
Luminance	0.0859 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255779 #794725

analogous

#257971 #255779 #252D79

triadic

#255779 #792557 #577925

tetradic

#255779 #712579 #794725 #2D7925

square

#255779 #712579 #794725 #2D7925

split-complementary

#255779 #79252D #797125

monochromatic

#08141B #17354A #255779 #3379A8 #4F98C9

Accessibility & contrast

On white

7.73

#255779 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#255779 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255779

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255779	#FFFFFF	#000000	##FFFFFF
##255779	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48577B

Deuteranopia (green-blind)

#3C4F78

Tritanopia (blue-blind)

#005F63

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #255779;
/* rgb */ color: rgb(37, 87, 121);
/* oklch */ color: oklch(43.9% 0.078 241.4);

Tailwind

colors: {
  custom: {
    50: '#6a86a0',
    500: '#255779',
    950: '#000000',
  },
}

SCSS

$custom: #255779;
$custom-light: #6a86a0;
$custom-dark: #000000;

JSON

{
  "hex": "#255779",
  "rgb": {
    "r": 37,
    "g": 87,
    "b": 121
  },
  "hsl": {
    "h": 204.286,
    "s": 53.165,
    "l": 30.98
  },
  "oklch": {
    "l": 0.43875,
    "c": 0.07761,
    "h": 241.4
  },
  "luminance": 0.0859
}

Semantic roles & 50–950 ramp

primary

#255779

secondary

#AB744E

accent

#864BDD

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #255779

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

Preview Lab → · Contrast checker → · Palette generator →