#05131D#05131D

#05131D is a very dark, muted cyan. Relative luminance 0.006; OKLCH L 17.9% C 0.029 H 240.3°. Best body text is #FFFFFF at 18.79:1 contrast (WCAG AA passes).

Color values

HEX	#05131D
RGB	rgb(5, 19, 29)
HSL	hsl(205, 71%, 7%)
HSV	hsv(205, 83%, 11%)
CMYK	cmyk(82.8%, 34.5%, 0%, 88.6%)
CIE-LAB	lab(5.30, -1.66, -8.37)
CIE-LCH	lch(5.30, 8.53, 258.78°)
OKLab	oklab(17.93% -0.0145 -0.0253)
OKLCH	oklch(17.93% 0.029 240.3)
XYZ	xyz(0.5171, 0.5867, 1.2481)
Luminance	0.0059 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05131D #1D0F05

analogous

#051D1B #05131D #05071D

triadic

#05131D #1D0513 #131D05

tetradic

#05131D #1B051D #1D0F05 #071D05

square

#05131D #1B051D #1D0F05 #071D05

split-complementary

#05131D #1D0507 #1D1B05

monochromatic

#05111A #05111A #05131D #0E3551 #175785

Accessibility & contrast

On white

18.79

#05131D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#05131D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05131D

18.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05131D	#FFFFFF	#000000	##FFFFFF
##05131D	1.00	18.79	1.12	18.79
#FFFFFF	18.79	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E131D

Deuteranopia (green-blind)

#0B101D

Tritanopia (blue-blind)

#001516

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #05131d;
/* rgb */ color: rgb(5, 19, 29);
/* oklch */ color: oklch(17.9% 0.029 240.3);

Tailwind

colors: {
  custom: {
    50: '#485058',
    500: '#05131d',
    950: '#000000',
  },
}

SCSS

$custom: #05131d;
$custom-light: #485058;
$custom-dark: #000000;

JSON

{
  "hex": "#05131d",
  "rgb": {
    "r": 5,
    "g": 19,
    "b": 29
  },
  "hsl": {
    "h": 205,
    "s": 70.588,
    "l": 6.667
  },
  "oklch": {
    "l": 0.17931,
    "c": 0.02919,
    "h": 240.3
  },
  "luminance": 0.00587
}

Semantic roles & 50–950 ramp

primary

#05131D

secondary

#5E3A20

accent

#853AED

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000203

muted

#777878

Preview Lab

Preview with #05131D

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

Preview Lab → · Contrast checker → · Palette generator →