#255C9A#255C9A

#255C9A is a mid, moderate cyan. Relative luminance 0.104; OKLCH L 47.1% C 0.116 H 253.7°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#255C9A
RGB	rgb(37, 92, 154)
HSL	hsl(212, 61%, 37%)
HSV	hsv(212, 76%, 60%)
CMYK	cmyk(76%, 40.3%, 0%, 39.6%)
CIE-LAB	lab(38.52, 4.33, -39.01)
CIE-LCH	lch(38.52, 39.25, 276.33°)
OKLab	oklab(47.07% -0.0325 -0.1113)
OKLCH	oklch(47.07% 0.116 253.7)
XYZ	xyz(10.4207, 10.3795, 32.0198)
Luminance	0.1038 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255C9A #9A6325

analogous

#25979A #255C9A #28259A

triadic

#255C9A #9A255C #5C9A25

tetradic

#255C9A #9A2597 #9A6325 #259A28

square

#255C9A #9A2597 #9A6325 #259A28

split-complementary

#255C9A #9A2825 #979A25

monochromatic

#0D2137 #193F69 #255C9A #3179CB #6099D9

Accessibility & contrast

On white

6.83

#255C9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#255C9A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255C9A

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255C9A	#FFFFFF	#000000	##FFFFFF
##255C9A	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F619C

Deuteranopia (green-blind)

#2C5699

Tritanopia (blue-blind)

#006B73

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #255c9a;
/* rgb */ color: rgb(37, 92, 154);
/* oklch */ color: oklch(47.1% 0.116 253.7);

Tailwind

colors: {
  custom: {
    50: '#7089b8',
    500: '#255c9a',
    950: '#000000',
  },
}

SCSS

$custom: #255c9a;
$custom-light: #7089b8;
$custom-dark: #000000;

JSON

{
  "hex": "#255c9a",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 154
  },
  "hsl": {
    "h": 211.795,
    "s": 61.257,
    "l": 37.451
  },
  "oklch": {
    "l": 0.47074,
    "c": 0.11597,
    "h": 253.7
  },
  "luminance": 0.10381
}

Semantic roles & 50–950 ramp

primary

#255C9A

secondary

#BE905D

accent

#9943E4

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #255C9A

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

Preview Lab → · Contrast checker → · Palette generator →