#052437#052437

#052437 is a very dark, muted cyan. Relative luminance 0.016; OKLCH L 24.9% C 0.051 H 240.2°. Best body text is #FFFFFF at 15.98:1 contrast (WCAG AA passes).

Color values

HEX	#052437
RGB	rgb(5, 36, 55)
HSL	hsl(203, 83%, 12%)
HSV	hsv(203, 91%, 22%)
CMYK	cmyk(90.9%, 34.5%, 0%, 78.4%)
CIE-LAB	lab(13.04, -3.13, -15.53)
CIE-LCH	lch(13.04, 15.84, 258.60°)
OKLab	oklab(24.88% -0.0252 -0.044)
OKLCH	oklch(24.88% 0.051 240.2)
XYZ	xyz(1.3828, 1.5697, 3.8438)
Luminance	0.0157 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#052437 #371805

analogous

#053731 #052437 #050B37

triadic

#052437 #370524 #243705

tetradic

#052437 #310537 #371805 #0B3705

square

#052437 #310537 #371805 #0B3705

split-complementary

#052437 #37050B #373105

monochromatic

#03121C #03121C #052437 #0A496F #0F6DA7

Accessibility & contrast

On white

15.98

#052437 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#052437 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #052437

15.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##052437	#FFFFFF	#000000	##FFFFFF
##052437	1.00	15.98	1.31	15.98
#FFFFFF	15.98	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	15.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2438

Deuteranopia (green-blind)

#142037

Tritanopia (blue-blind)

#00292B

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #052437;
/* rgb */ color: rgb(5, 36, 55);
/* oklch */ color: oklch(24.9% 0.051 240.2);

Tailwind

colors: {
  custom: {
    50: '#4e5e6e',
    500: '#052437',
    950: '#000000',
  },
}

SCSS

$custom: #052437;
$custom-light: #4e5e6e;
$custom-dark: #000000;

JSON

{
  "hex": "#052437",
  "rgb": {
    "r": 5,
    "g": 36,
    "b": 55
  },
  "hsl": {
    "h": 202.8,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.24877,
    "c": 0.05071,
    "h": 240.2
  },
  "luminance": 0.0157
}

Semantic roles & 50–950 ramp

primary

#052437

secondary

#784120

accent

#7B2EFA

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020407

muted

#78797A

Preview Lab

Preview with #052437

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

Preview Lab → · Contrast checker → · Palette generator →