#12153E#12153E

#12153E is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.2% C 0.077 H 275.0°. Best body text is #FFFFFF at 17.46:1 contrast (WCAG AA passes).

Color values

HEX	#12153E
RGB	rgb(18, 21, 62)
HSL	hsl(236, 55%, 16%)
HSV	hsv(236, 71%, 24%)
CMYK	cmyk(71%, 66.1%, 0%, 75.7%)
CIE-LAB	lab(9.10, 14.01, -26.78)
CIE-LCH	lch(9.10, 30.22, 297.61°)
OKLab	oklab(22.19% 0.0067 -0.077)
OKLCH	oklch(22.19% 0.077 275)
XYZ	xyz(1.3868, 1.0126, 4.6789)
Luminance	0.0101 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12153E #3E3B12

analogous

#122B3E #12153E #25123E

triadic

#12153E #3E1215 #153E12

tetradic

#12153E #3E122B #3E3B12 #123E25

square

#12153E #3E122B #3E3B12 #123E25

split-complementary

#12153E #3E2512 #2B3E12

monochromatic

#070818 #070818 #12153E #20256D #2E359D

Accessibility & contrast

On white

17.46

#12153E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#12153E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12153E

17.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12153E	#FFFFFF	#000000	##FFFFFF
##12153E	1.00	17.46	1.20	17.46
#FFFFFF	17.46	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C3F

Deuteranopia (green-blind)

#00183D

Tritanopia (blue-blind)

#001F27

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #12153e;
/* rgb */ color: rgb(18, 21, 62);
/* oklch */ color: oklch(22.2% 0.077 275.0);

Tailwind

colors: {
  custom: {
    50: '#565274',
    500: '#12153e',
    950: '#000000',
  },
}

SCSS

$custom: #12153e;
$custom-light: #565274;
$custom-dark: #000000;

JSON

{
  "hex": "#12153e",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 62
  },
  "hsl": {
    "h": 235.909,
    "s": 55,
    "l": 15.686
  },
  "oklch": {
    "l": 0.2219,
    "c": 0.07728,
    "h": 275
  },
  "luminance": 0.01013
}

Semantic roles & 50–950 ramp

primary

#12153E

secondary

#777235

accent

#D449DE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #12153E

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

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