#05182E#05182E

#05182E is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.7% C 0.051 H 253.3°. Best body text is #FFFFFF at 17.85:1 contrast (WCAG AA passes).

Color values

HEX	#05182E
RGB	rgb(5, 24, 46)
HSL	hsl(212, 80%, 10%)
HSV	hsv(212, 89%, 18%)
CMYK	cmyk(89.1%, 47.8%, 0%, 82%)
CIE-LAB	lab(7.97, 1.74, -17.05)
CIE-LCH	lch(7.97, 17.14, 275.84°)
OKLab	oklab(20.69% -0.0146 -0.0486)
OKLCH	oklch(20.69% 0.051 253.3)
XYZ	xyz(0.8822, 0.8827, 2.7081)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05182E #2E1B05

analogous

#052D2E #05182E #06052E

triadic

#05182E #2E0518 #182E05

tetradic

#05182E #2E052D #2E1B05 #052E06

square

#05182E #2E052D #2E1B05 #052E06

split-complementary

#05182E #2E0605 #2D2E05

monochromatic

#030E1C #030E1C #05182E #0B3565 #11529C

Accessibility & contrast

On white

17.85

#05182E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#05182E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05182E

17.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05182E	#FFFFFF	#000000	##FFFFFF
##05182E	1.00	17.85	1.18	17.85
#FFFFFF	17.85	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E1A2F

Deuteranopia (green-blind)

#07162E

Tritanopia (blue-blind)

#001D20

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #05182e;
/* rgb */ color: rgb(5, 24, 46);
/* oklch */ color: oklch(20.7% 0.051 253.3);

Tailwind

colors: {
  custom: {
    50: '#4b5467',
    500: '#05182e',
    950: '#000000',
  },
}

SCSS

$custom: #05182e;
$custom-light: #4b5467;
$custom-dark: #000000;

JSON

{
  "hex": "#05182e",
  "rgb": {
    "r": 5,
    "g": 24,
    "b": 46
  },
  "hsl": {
    "h": 212.195,
    "s": 80.392,
    "l": 10
  },
  "oklch": {
    "l": 0.20694,
    "c": 0.05079,
    "h": 253.3
  },
  "luminance": 0.00883
}

Semantic roles & 50–950 ramp

primary

#05182E

secondary

#704A1F

accent

#9B31F7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #05182E

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

Preview Lab → · Contrast checker → · Palette generator →