#05122E#05122E

#05122E is a very dark, muted blue. Relative luminance 0.007; OKLCH L 19.0% C 0.060 H 262.3°. Best body text is #FFFFFF at 18.54:1 contrast (WCAG AA passes).

Color values

HEX	#05122E
RGB	rgb(5, 18, 46)
HSL	hsl(221, 80%, 10%)
HSV	hsv(221, 89%, 18%)
CMYK	cmyk(89.1%, 60.9%, 0%, 82%)
CIE-LAB	lab(5.98, 5.85, -20.22)
CIE-LCH	lch(5.98, 21.05, 286.12°)
OKLab	oklab(19% -0.008 -0.0591)
OKLCH	oklch(19% 0.06 262.3)
XYZ	xyz(0.7719, 0.6620, 2.6713)
Luminance	0.0066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.51

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05122E #2E2105

analogous

#05262E #05122E #0D052E

triadic

#05122E #2E0512 #122E05

tetradic

#05122E #2E0526 #2E2105 #052E0D

square

#05122E #2E0526 #2E2105 #052E0D

split-complementary

#05122E #2E0D05 #262E05

monochromatic

#030B1C #030B1C #05122E #0B2865 #113D9C

Accessibility & contrast

On white

18.54

#05122E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#05122E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05122E

18.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05122E	#FFFFFF	#000000	##FFFFFF
##05122E	1.00	18.54	1.13	18.54
#FFFFFF	18.54	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03152F

Deuteranopia (green-blind)

#00112D

Tritanopia (blue-blind)

#00191D

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #05122e;
/* rgb */ color: rgb(5, 18, 46);
/* oklch */ color: oklch(19.0% 0.060 262.3);

Tailwind

colors: {
  custom: {
    50: '#4b4f67',
    500: '#05122e',
    950: '#000000',
  },
}

SCSS

$custom: #05122e;
$custom-light: #4b4f67;
$custom-dark: #000000;

JSON

{
  "hex": "#05122e",
  "rgb": {
    "r": 5,
    "g": 18,
    "b": 46
  },
  "hsl": {
    "h": 220.976,
    "s": 80.392,
    "l": 10
  },
  "oklch": {
    "l": 0.19001,
    "c": 0.05965,
    "h": 262.3
  },
  "luminance": 0.00662
}

Semantic roles & 50–950 ramp

primary

#05122E

secondary

#70561F

accent

#B831F7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #05122E

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

Preview Lab → · Contrast checker → · Palette generator →