#12152E#12152E

#12152E is a very dark, muted blue. Relative luminance 0.009; OKLCH L 20.8% C 0.049 H 276.1°. Best body text is #FFFFFF at 17.91:1 contrast (WCAG AA passes).

Color values

HEX	#12152E
RGB	rgb(18, 21, 46)
HSL	hsl(234, 44%, 13%)
HSV	hsv(234, 61%, 18%)
CMYK	cmyk(60.9%, 54.3%, 0%, 82%)
CIE-LAB	lab(7.79, 7.42, -17.29)
CIE-LCH	lch(7.79, 18.81, 293.21°)
OKLab	oklab(20.79% 0.0052 -0.0491)
OKLCH	oklch(20.79% 0.049 276.1)
XYZ	xyz(1.0106, 0.8621, 2.6974)
Luminance	0.0086 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12152E #2E2B12

analogous

#12232E #12152E #1D122E

triadic

#12152E #2E1215 #152E12

tetradic

#12152E #2E1223 #2E2B12 #122E1D

square

#12152E #2E1223 #2E2B12 #122E1D

split-complementary

#12152E #2E1D12 #232E12

monochromatic

#090A16 #090A16 #12152E #23295A #343D86

Accessibility & contrast

On white

17.91

#12152E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#12152E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12152E

17.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12152E	#FFFFFF	#000000	##FFFFFF
##12152E	1.00	17.91	1.17	17.91
#FFFFFF	17.91	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B182F

Deuteranopia (green-blind)

#08162D

Tritanopia (blue-blind)

#071A1F

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #12152e;
/* rgb */ color: rgb(18, 21, 46);
/* oklch */ color: oklch(20.8% 0.049 276.1);

Tailwind

colors: {
  custom: {
    50: '#525267',
    500: '#12152e',
    950: '#000000',
  },
}

SCSS

$custom: #12152e;
$custom-light: #525267;
$custom-dark: #000000;

JSON

{
  "hex": "#12152e",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 46
  },
  "hsl": {
    "h": 233.571,
    "s": 43.75,
    "l": 12.549
  },
  "oklch": {
    "l": 0.20787,
    "c": 0.04937,
    "h": 276.1
  },
  "luminance": 0.00862
}

Semantic roles & 50–950 ramp

primary

#12152E

secondary

#666136

accent

#C654D3

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020206

muted

#78787A

Preview Lab

Preview with #12152E

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

Preview Lab → · Contrast checker → · Palette generator →