#255CA0#255CA0

#255CA0 is a mid, vivid cyan. Relative luminance 0.106; OKLCH L 47.5% C 0.124 H 255.5°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#255CA0
RGB	rgb(37, 92, 160)
HSL	hsl(213, 62%, 39%)
HSV	hsv(213, 77%, 63%)
CMYK	cmyk(76.9%, 42.5%, 0%, 37.3%)
CIE-LAB	lab(38.87, 6.65, -42.03)
CIE-LCH	lch(38.87, 42.55, 278.99°)
OKLab	oklab(47.47% -0.0311 -0.1202)
OKLCH	oklch(47.47% 0.124 255.5)
XYZ	xyz(10.9329, 10.5844, 34.7177)
Luminance	0.1059 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255CA0 #A06925

analogous

#2599A0 #255CA0 #2B25A0

triadic

#255CA0 #A0255C #5CA025

tetradic

#255CA0 #A02599 #A06925 #25A02B

square

#255CA0 #A02599 #A06925 #25A02B

split-complementary

#255CA0 #A02B25 #99A025

monochromatic

#0E233D #1A3F6E #255CA0 #3279D0 #6499DB

Accessibility & contrast

On white

6.74

#255CA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#255CA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255CA0

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255CA0	#FFFFFF	#000000	##FFFFFF
##255CA0	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B62A3

Deuteranopia (green-blind)

#25569F

Tritanopia (blue-blind)

#006C76

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #255ca0;
/* rgb */ color: rgb(37, 92, 160);
/* oklch */ color: oklch(47.5% 0.124 255.5);

Tailwind

colors: {
  custom: {
    50: '#7289bc',
    500: '#255ca0',
    950: '#000000',
  },
}

SCSS

$custom: #255ca0;
$custom-light: #7289bc;
$custom-dark: #000000;

JSON

{
  "hex": "#255ca0",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 160
  },
  "hsl": {
    "h": 213.171,
    "s": 62.437,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47467,
    "c": 0.12415,
    "h": 255.5
  },
  "luminance": 0.10586
}

Semantic roles & 50–950 ramp

primary

#255CA0

secondary

#C19660

accent

#9D42E6

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #255CA0

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

Preview Lab → · Contrast checker → · Palette generator →