#12367F#12367F

#12367F is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.6% C 0.131 H 262.3°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#12367F
RGB	rgb(18, 54, 127)
HSL	hsl(220, 75%, 28%)
HSV	hsv(220, 86%, 50%)
CMYK	cmyk(85.8%, 57.5%, 0%, 50.2%)
CIE-LAB	lab(24.64, 17.04, -44.79)
CIE-LCH	lch(24.64, 47.92, 290.83°)
OKLab	oklab(35.63% -0.0176 -0.1293)
OKLCH	oklch(35.63% 0.131 262.3)
XYZ	xyz(5.3980, 4.2986, 20.6198)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12367F #7F5B12

analogous

#126C7F #12367F #24127F

triadic

#12367F #7F1236 #367F12

tetradic

#12367F #7F126C #7F5B12 #127F24

square

#12367F #7F126C #7F5B12 #127F24

split-complementary

#12367F #7F2412 #6C7F12

monochromatic

#040B1B #0A1F49 #12367F #1A4DB5 #2B67E1

Accessibility & contrast

On white

11.29

#12367F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#12367F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12367F

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12367F	#FFFFFF	#000000	##FFFFFF
##12367F	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004082

Deuteranopia (green-blind)

#00367E

Tritanopia (blue-blind)

#004855

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #12367f;
/* rgb */ color: rgb(18, 54, 127);
/* oklch */ color: oklch(35.6% 0.131 262.3);

Tailwind

colors: {
  custom: {
    50: '#656ca5',
    500: '#12367f',
    950: '#000000',
  },
}

SCSS

$custom: #12367f;
$custom-light: #656ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#12367f",
  "rgb": {
    "r": 18,
    "g": 54,
    "b": 127
  },
  "hsl": {
    "h": 220.183,
    "s": 75.172,
    "l": 28.431
  },
  "oklch": {
    "l": 0.35628,
    "c": 0.13054,
    "h": 262.3
  },
  "luminance": 0.04299
}

Semantic roles & 50–950 ramp

primary

#12367F

secondary

#B58C38

accent

#B436F2

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #12367F

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

Preview Lab → · Contrast checker → · Palette generator →