#255687#255687

#255687 is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 44.4% C 0.097 H 250.9°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#255687
RGB	rgb(37, 86, 135)
HSL	hsl(210, 57%, 34%)
HSV	hsv(210, 73%, 53%)
CMYK	cmyk(72.6%, 36.3%, 0%, 47.1%)
CIE-LAB	lab(35.59, 0.89, -32.15)
CIE-LCH	lch(35.59, 32.16, 271.59°)
OKLab	oklab(44.44% -0.0316 -0.0913)
OKLCH	oklch(44.44% 0.097 250.9)
XYZ	xyz(8.4623, 8.7972, 24.1690)
Luminance	0.0880 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255687 #875625

analogous

#258787 #255687 #252587

triadic

#255687 #872556 #568725

tetradic

#255687 #872587 #875625 #258725

square

#255687 #872587 #875625 #258725

split-complementary

#255687 #872525 #878725

monochromatic

#0B1927 #183757 #255687 #3275B7 #5693D1

Accessibility & contrast

On white

7.61

#255687 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#255687 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255687

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255687	#FFFFFF	#000000	##FFFFFF
##255687	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405989

Deuteranopia (green-blind)

#325086

Tritanopia (blue-blind)

#006268

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #255687;
/* rgb */ color: rgb(37, 86, 135);
/* oklch */ color: oklch(44.4% 0.097 250.9);

Tailwind

colors: {
  custom: {
    50: '#6c85aa',
    500: '#255687',
    950: '#000000',
  },
}

SCSS

$custom: #255687;
$custom-light: #6c85aa;
$custom-dark: #000000;

JSON

{
  "hex": "#255687",
  "rgb": {
    "r": 37,
    "g": 86,
    "b": 135
  },
  "hsl": {
    "h": 210,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.44436,
    "c": 0.09663,
    "h": 250.9
  },
  "luminance": 0.08798
}

Semantic roles & 50–950 ramp

primary

#255687

secondary

#B58453

accent

#9448E0

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #255687

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

Preview Lab → · Contrast checker → · Palette generator →