#255C9D#255C9D

#255C9D is a mid, vivid cyan. Relative luminance 0.105; OKLCH L 47.3% C 0.120 H 254.6°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#255C9D
RGB	rgb(37, 92, 157)
HSL	hsl(213, 62%, 38%)
HSV	hsv(213, 76%, 62%)
CMYK	cmyk(76.4%, 41.4%, 0%, 38.4%)
CIE-LAB	lab(38.69, 5.49, -40.52)
CIE-LCH	lch(38.69, 40.89, 277.71°)
OKLab	oklab(47.27% -0.0318 -0.1158)
OKLCH	oklch(47.27% 0.12 254.6)
XYZ	xyz(10.6736, 10.4807, 33.3522)
Luminance	0.1048 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255C9D #9D6625

analogous

#25989D #255C9D #2A259D

triadic

#255C9D #9D255C #5C9D25

tetradic

#255C9D #9D2598 #9D6625 #259D2A

square

#255C9D #9D2598 #9D6625 #259D2A

split-complementary

#255C9D #9D2A25 #989D25

monochromatic

#0E223A #193F6B #255C9D #3179CE #6299DA

Accessibility & contrast

On white

6.78

#255C9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#255C9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255C9D

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255C9D	#FFFFFF	#000000	##FFFFFF
##255C9D	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D61A0

Deuteranopia (green-blind)

#29569C

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #255c9d;
/* rgb */ color: rgb(37, 92, 157);
/* oklch */ color: oklch(47.3% 0.120 254.6);

Tailwind

colors: {
  custom: {
    50: '#7189ba',
    500: '#255c9d',
    950: '#000000',
  },
}

SCSS

$custom: #255c9d;
$custom-light: #7189ba;
$custom-dark: #000000;

JSON

{
  "hex": "#255c9d",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 157
  },
  "hsl": {
    "h": 212.5,
    "s": 61.856,
    "l": 38.039
  },
  "oklch": {
    "l": 0.47268,
    "c": 0.12005,
    "h": 254.6
  },
  "luminance": 0.10482
}

Semantic roles & 50–950 ramp

primary

#255C9D

secondary

#BF935E

accent

#9B43E5

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #255C9D

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

Preview Lab → · Contrast checker → · Palette generator →