#255DA6#255DA6

#255DA6 is a mid, vivid cyan. Relative luminance 0.110; OKLCH L 48.1% C 0.131 H 256.5°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#255DA6
RGB	rgb(37, 93, 166)
HSL	hsl(214, 64%, 40%)
HSV	hsv(214, 78%, 65%)
CMYK	cmyk(77.7%, 44%, 0%, 34.9%)
CIE-LAB	lab(39.54, 8.33, -44.54)
CIE-LCH	lch(39.54, 45.31, 280.60°)
OKLab	oklab(48.1% -0.0307 -0.1275)
OKLCH	oklch(48.1% 0.131 256.5)
XYZ	xyz(11.5577, 10.9738, 37.5780)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255DA6 #A66E25

analogous

#259EA6 #255DA6 #2D25A6

triadic

#255DA6 #A6255D #5DA625

tetradic

#255DA6 #A6259E #A66E25 #25A62D

square

#255DA6 #A6259E #A66E25 #25A62D

split-complementary

#255DA6 #A62D25 #9EA625

monochromatic

#0F2542 #1A4174 #255DA6 #367AD2 #689BDD

Accessibility & contrast

On white

6.57

#255DA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#255DA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255DA6

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255DA6	#FFFFFF	#000000	##FFFFFF
##255DA6	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3863A9

Deuteranopia (green-blind)

#2058A5

Tritanopia (blue-blind)

#006E79

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #255da6;
/* rgb */ color: rgb(37, 93, 166);
/* oklch */ color: oklch(48.1% 0.131 256.5);

Tailwind

colors: {
  custom: {
    50: '#738ac1',
    500: '#255da6',
    950: '#000000',
  },
}

SCSS

$custom: #255da6;
$custom-light: #738ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#255da6",
  "rgb": {
    "r": 37,
    "g": 93,
    "b": 166
  },
  "hsl": {
    "h": 213.953,
    "s": 63.547,
    "l": 39.804
  },
  "oklch": {
    "l": 0.48101,
    "c": 0.13119,
    "h": 256.5
  },
  "luminance": 0.10975
}

Semantic roles & 50–950 ramp

primary

#255DA6

secondary

#C39A64

accent

#9F41E7

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #255DA6

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

Preview Lab → · Contrast checker → · Palette generator →