#255D7F#255D7F

#255D7F is a mid, moderate cyan. Relative luminance 0.098; OKLCH L 45.7% C 0.080 H 238.8°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#255D7F
RGB	rgb(37, 93, 127)
HSL	hsl(203, 55%, 32%)
HSV	hsv(203, 71%, 50%)
CMYK	cmyk(70.9%, 26.8%, 0%, 50.2%)
CIE-LAB	lab(37.40, -6.50, -24.42)
CIE-LCH	lch(37.40, 25.27, 255.09°)
OKLab	oklab(45.73% -0.0417 -0.0687)
OKLCH	oklch(45.73% 0.08 238.8)
XYZ	xyz(8.5066, 9.7534, 21.5088)
Luminance	0.0975 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255D7F #7F4725

analogous

#257F74 #255D7F #25307F

triadic

#255D7F #7F255D #5D7F25

tetradic

#255D7F #74257F #7F4725 #307F25

square

#255D7F #74257F #7F4725 #307F25

split-complementary

#255D7F #7F2530 #7F7425

monochromatic

#091820 #173A50 #255D7F #3380AE #529ECD

Accessibility & contrast

On white

7.12

#255D7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#255D7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255D7F

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255D7F	#FFFFFF	#000000	##FFFFFF
##255D7F	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D5D81

Deuteranopia (green-blind)

#41547E

Tritanopia (blue-blind)

#006669

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #255d7f;
/* rgb */ color: rgb(37, 93, 127);
/* oklch */ color: oklch(45.7% 0.080 238.8);

Tailwind

colors: {
  custom: {
    50: '#6b8aa4',
    500: '#255d7f',
    950: '#000000',
  },
}

SCSS

$custom: #255d7f;
$custom-light: #6b8aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#255d7f",
  "rgb": {
    "r": 37,
    "g": 93,
    "b": 127
  },
  "hsl": {
    "h": 202.667,
    "s": 54.878,
    "l": 32.157
  },
  "oklch": {
    "l": 0.45725,
    "c": 0.0804,
    "h": 238.8
  },
  "luminance": 0.09754
}

Semantic roles & 50–950 ramp

primary

#255D7F

secondary

#B1744F

accent

#824ADE

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #255D7F

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

Preview Lab → · Contrast checker → · Palette generator →