#05152E#05152E

#05152E is a very dark, muted blue. Relative luminance 0.008; OKLCH L 19.8% C 0.055 H 258.2°. Best body text is #FFFFFF at 18.21:1 contrast (WCAG AA passes).

Color values

HEX	#05152E
RGB	rgb(5, 21, 46)
HSL	hsl(217, 80%, 10%)
HSV	hsv(217, 89%, 18%)
CMYK	cmyk(89.1%, 54.3%, 0%, 82%)
CIE-LAB	lab(6.92, 3.93, -18.73)
CIE-LCH	lch(6.92, 19.13, 281.84°)
OKLab	oklab(19.83% -0.0112 -0.0539)
OKLCH	oklch(19.83% 0.055 258.2)
XYZ	xyz(0.8237, 0.7658, 2.6886)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05152E #2E1E05

analogous

#052A2E #05152E #09052E

triadic

#05152E #2E0515 #152E05

tetradic

#05152E #2E052A #2E1E05 #052E09

square

#05152E #2E052A #2E1E05 #052E09

split-complementary

#05152E #2E0905 #2A2E05

monochromatic

#030D1C #030D1C #05152E #0B2E65 #11479C

Accessibility & contrast

On white

18.21

#05152E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#05152E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05152E

18.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05152E	#FFFFFF	#000000	##FFFFFF
##05152E	1.00	18.21	1.15	18.21
#FFFFFF	18.21	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08172F

Deuteranopia (green-blind)

#03142D

Tritanopia (blue-blind)

#001B1F

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #05152e;
/* rgb */ color: rgb(5, 21, 46);
/* oklch */ color: oklch(19.8% 0.055 258.2);

Tailwind

colors: {
  custom: {
    50: '#4b5167',
    500: '#05152e',
    950: '#000000',
  },
}

SCSS

$custom: #05152e;
$custom-light: #4b5167;
$custom-dark: #000000;

JSON

{
  "hex": "#05152e",
  "rgb": {
    "r": 5,
    "g": 21,
    "b": 46
  },
  "hsl": {
    "h": 216.585,
    "s": 80.392,
    "l": 10
  },
  "oklch": {
    "l": 0.19833,
    "c": 0.05508,
    "h": 258.2
  },
  "luminance": 0.00766
}

Semantic roles & 50–950 ramp

primary

#05152E

secondary

#70501F

accent

#AA31F7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #05152E

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

Preview Lab → · Contrast checker → · Palette generator →