#255E7E#255E7E

#255E7E is a mid, moderate cyan. Relative luminance 0.099; OKLCH L 45.9% C 0.079 H 236.7°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#255E7E
RGB	rgb(37, 94, 126)
HSL	hsl(202, 55%, 32%)
HSV	hsv(202, 71%, 49%)
CMYK	cmyk(70.6%, 25.4%, 0%, 50.6%)
CIE-LAB	lab(37.67, -7.48, -23.38)
CIE-LCH	lch(37.67, 24.55, 252.27°)
OKLab	oklab(45.93% -0.0431 -0.0657)
OKLCH	oklch(45.93% 0.079 236.7)
XYZ	xyz(8.5301, 9.9042, 21.1968)
Luminance	0.0990 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255E7E #7E4525

analogous

#257E72 #255E7E #25327E

triadic

#255E7E #7E255E #5E7E25

tetradic

#255E7E #72257E #7E4525 #327E25

square

#255E7E #72257E #7E4525 #327E25

split-complementary

#255E7E #7E2532 #7E7225

monochromatic

#09171F #173B4F #255E7E #3381AD #51A0CC

Accessibility & contrast

On white

7.04

#255E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#255E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255E7E

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255E7E	#FFFFFF	#000000	##FFFFFF
##255E7E	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5E7F

Deuteranopia (green-blind)

#43557D

Tritanopia (blue-blind)

#006669

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #255e7e;
/* rgb */ color: rgb(37, 94, 126);
/* oklch */ color: oklch(45.9% 0.079 236.7);

Tailwind

colors: {
  custom: {
    50: '#6b8ba3',
    500: '#255e7e',
    950: '#000000',
  },
}

SCSS

$custom: #255e7e;
$custom-light: #6b8ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#255e7e",
  "rgb": {
    "r": 37,
    "g": 94,
    "b": 126
  },
  "hsl": {
    "h": 201.573,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.45927,
    "c": 0.07864,
    "h": 236.7
  },
  "luminance": 0.09905
}

Semantic roles & 50–950 ramp

primary

#255E7E

secondary

#B0724F

accent

#7F4ADE

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #255E7E

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

Preview Lab → · Contrast checker → · Palette generator →