#072539#072539

#072539 is a dark, muted cyan. Relative luminance 0.017; OKLCH L 25.4% C 0.051 H 242.1°. Best body text is #FFFFFF at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#072539
RGB	rgb(7, 37, 57)
HSL	hsl(204, 78%, 13%)
HSV	hsv(204, 88%, 22%)
CMYK	cmyk(87.7%, 35.1%, 0%, 77.6%)
CIE-LAB	lab(13.61, -2.57, -16.05)
CIE-LCH	lch(13.61, 16.26, 260.89°)
OKLab	oklab(25.39% -0.024 -0.0454)
OKLCH	oklch(25.39% 0.051 242.1)
XYZ	xyz(1.4874, 1.6635, 4.1128)
Luminance	0.0166 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#072539 #391B07

analogous

#073934 #072539 #070C39

triadic

#072539 #390725 #253907

tetradic

#072539 #340739 #391B07 #0C3907

square

#072539 #340739 #391B07 #0C3907

split-complementary

#072539 #39070C #393407

monochromatic

#03121B #03121B #072539 #0E4870 #146CA6

Accessibility & contrast

On white

15.76

#072539 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#072539 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #072539

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##072539	#FFFFFF	#000000	##FFFFFF
##072539	1.00	15.76	1.33	15.76
#FFFFFF	15.76	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C253A

Deuteranopia (green-blind)

#152139

Tritanopia (blue-blind)

#002A2C

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #072539;
/* rgb */ color: rgb(7, 37, 57);
/* oklch */ color: oklch(25.4% 0.051 242.1);

Tailwind

colors: {
  custom: {
    50: '#4f5f6f',
    500: '#072539',
    950: '#000000',
  },
}

SCSS

$custom: #072539;
$custom-light: #4f5f6f;
$custom-dark: #000000;

JSON

{
  "hex": "#072539",
  "rgb": {
    "r": 7,
    "g": 37,
    "b": 57
  },
  "hsl": {
    "h": 204,
    "s": 78.125,
    "l": 12.549
  },
  "oklch": {
    "l": 0.25388,
    "c": 0.05141,
    "h": 242.1
  },
  "luminance": 0.01664
}

Semantic roles & 50–950 ramp

primary

#072539

secondary

#794523

accent

#8133F5

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #072539

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

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