#255F7A#255F7A

#255F7A is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.0% C 0.074 H 231.7°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#255F7A
RGB	rgb(37, 95, 122)
HSL	hsl(199, 53%, 31%)
HSV	hsv(199, 70%, 48%)
CMYK	cmyk(69.7%, 22.1%, 0%, 52.2%)
CIE-LAB	lab(37.81, -9.52, -20.71)
CIE-LCH	lch(37.81, 22.80, 245.31°)
OKLab	oklab(45.98% -0.0458 -0.0581)
OKLCH	oklch(45.98% 0.074 231.7)
XYZ	xyz(8.3666, 9.9820, 19.8944)
Luminance	0.0998 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255F7A #7A4025

analogous

#257A6A #255F7A #25347A

triadic

#255F7A #7A255F #5F7A25

tetradic

#255F7A #6A257A #7A4025 #347A25

square

#255F7A #6A257A #7A4025 #347A25

split-complementary

#255F7A #7A2534 #7A6A25

monochromatic

#09161C #173A4B #255F7A #3384A9 #50A3CA

Accessibility & contrast

On white

7.01

#255F7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#255F7A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255F7A

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255F7A	#FFFFFF	#000000	##FFFFFF
##255F7A	1.00	7.01	3.00	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525E7B

Deuteranopia (green-blind)

#46557A

Tritanopia (blue-blind)

#006668

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #255f7a;
/* rgb */ color: rgb(37, 95, 122);
/* oklch */ color: oklch(46.0% 0.074 231.7);

Tailwind

colors: {
  custom: {
    50: '#6a8ca0',
    500: '#255f7a',
    950: '#000000',
  },
}

SCSS

$custom: #255f7a;
$custom-light: #6a8ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#255f7a",
  "rgb": {
    "r": 37,
    "g": 95,
    "b": 122
  },
  "hsl": {
    "h": 199.059,
    "s": 53.459,
    "l": 31.176
  },
  "oklch": {
    "l": 0.45979,
    "c": 0.07394,
    "h": 231.7
  },
  "luminance": 0.09983
}

Semantic roles & 50–950 ramp

primary

#255F7A

secondary

#AC6C4E

accent

#794BDD

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #255F7A

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

Preview Lab → · Contrast checker → · Palette generator →