#12376E#12376E

#12376E is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.4% C 0.104 H 258.6°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#12376E
RGB	rgb(18, 55, 110)
HSL	hsl(216, 72%, 25%)
HSV	hsv(216, 84%, 43%)
CMYK	cmyk(83.6%, 50%, 0%, 56.9%)
CIE-LAB	lab(23.63, 9.13, -35.62)
CIE-LCH	lch(23.63, 36.77, 284.37°)
OKLab	oklab(34.44% -0.0206 -0.1024)
OKLCH	oklch(34.44% 0.104 258.6)
XYZ	xyz(4.4291, 3.9862, 15.2848)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12376E #6E4912

analogous

#12656E #12376E #1B126E

triadic

#12376E #6E1237 #376E12

tetradic

#12376E #6E1265 #6E4912 #126E1B

square

#12376E #6E1265 #6E4912 #126E1B

split-complementary

#12376E #6E1B12 #656E12

monochromatic

#040D1A #091D39 #12376E #1B51A3 #236CD7

Accessibility & contrast

On white

11.68

#12376E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#12376E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12376E

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12376E	#FFFFFF	#000000	##FFFFFF
##12376E	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183D70

Deuteranopia (green-blind)

#00346D

Tritanopia (blue-blind)

#00444D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #12376e;
/* rgb */ color: rgb(18, 55, 110);
/* oklch */ color: oklch(34.4% 0.104 258.6);

Tailwind

colors: {
  custom: {
    50: '#606d98',
    500: '#12376e',
    950: '#000000',
  },
}

SCSS

$custom: #12376e;
$custom-light: #606d98;
$custom-dark: #000000;

JSON

{
  "hex": "#12376e",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 110
  },
  "hsl": {
    "h": 215.87,
    "s": 71.875,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34441,
    "c": 0.10441,
    "h": 258.6
  },
  "luminance": 0.03987
}

Semantic roles & 50–950 ramp

primary

#12376E

secondary

#A57937

accent

#A639EF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #12376E

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

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