#255C8E#255C8E

#255C8E is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.3% C 0.100 H 249.0°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#255C8E
RGB	rgb(37, 92, 142)
HSL	hsl(209, 59%, 35%)
HSV	hsv(209, 74%, 56%)
CMYK	cmyk(73.9%, 35.2%, 0%, 44.3%)
CIE-LAB	lab(37.84, -0.27, -32.85)
CIE-LCH	lch(37.84, 32.85, 269.52°)
OKLab	oklab(46.33% -0.0357 -0.0933)
OKLCH	oklch(46.33% 0.1 249)
XYZ	xyz(9.4707, 9.9995, 27.0169)
Luminance	0.1000 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255C8E #8E5725

analogous

#258E8B #255C8E #25288E

triadic

#255C8E #8E255C #5C8E25

tetradic

#255C8E #8B258E #8E5725 #288E25

square

#255C8E #8B258E #8E5725 #288E25

split-complementary

#255C8E #8E2528 #8E8B25

monochromatic

#0C1D2D #183D5D #255C8E #327BBF #5A9AD4

Accessibility & contrast

On white

7.00

#255C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#255C8E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255C8E

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255C8E	#FFFFFF	#000000	##FFFFFF
##255C8E	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455E90

Deuteranopia (green-blind)

#36558D

Tritanopia (blue-blind)

#00686E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #255c8e;
/* rgb */ color: rgb(37, 92, 142);
/* oklch */ color: oklch(46.3% 0.100 249.0);

Tailwind

colors: {
  custom: {
    50: '#6e89af',
    500: '#255c8e',
    950: '#000000',
  },
}

SCSS

$custom: #255c8e;
$custom-light: #6e89af;
$custom-dark: #000000;

JSON

{
  "hex": "#255c8e",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 142
  },
  "hsl": {
    "h": 208.571,
    "s": 58.659,
    "l": 35.098
  },
  "oklch": {
    "l": 0.46327,
    "c": 0.09989,
    "h": 249
  },
  "luminance": 0.10001
}

Semantic roles & 50–950 ramp

primary

#255C8E

secondary

#B98556

accent

#9046E2

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #255C8E

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

Preview Lab → · Contrast checker → · Palette generator →