#12185B#12185B

#12185B is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.8% C 0.118 H 271.1°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#12185B
RGB	rgb(18, 24, 91)
HSL	hsl(235, 67%, 21%)
HSV	hsv(235, 80%, 36%)
CMYK	cmyk(80.2%, 73.6%, 0%, 64.3%)
CIE-LAB	lab(12.84, 23.66, -40.70)
CIE-LCH	lch(12.84, 47.08, 300.18°)
OKLab	oklab(25.83% 0.0022 -0.1177)
OKLCH	oklch(25.83% 0.118 271.1)
XYZ	xyz(2.4638, 1.5369, 10.0623)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12185B #5B5512

analogous

#123D5B #12185B #31125B

triadic

#12185B #5B1218 #185B12

tetradic

#12185B #5B123D #5B5512 #125B31

square

#12185B #5B123D #5B5512 #125B31

split-complementary

#12185B #5B3112 #3D5B12

monochromatic

#05071A #080B28 #12185B #1C258E #2633C1

Accessibility & contrast

On white

16.06

#12185B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#12185B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12185B

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12185B	#FFFFFF	#000000	##FFFFFF
##12185B	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255D

Deuteranopia (green-blind)

#001E5A

Tritanopia (blue-blind)

#002A37

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #12185b;
/* rgb */ color: rgb(18, 24, 91);
/* oklch */ color: oklch(25.8% 0.118 271.1);

Tailwind

colors: {
  custom: {
    50: '#5e558a',
    500: '#12185b',
    950: '#000000',
  },
}

SCSS

$custom: #12185b;
$custom-light: #5e558a;
$custom-dark: #000000;

JSON

{
  "hex": "#12185b",
  "rgb": {
    "r": 18,
    "g": 24,
    "b": 91
  },
  "hsl": {
    "h": 235.068,
    "s": 66.972,
    "l": 21.373
  },
  "oklch": {
    "l": 0.25831,
    "c": 0.11777,
    "h": 271.1
  },
  "luminance": 0.01537
}

Semantic roles & 50–950 ramp

primary

#12185B

secondary

#938C35

accent

#DC3EEA

background

#F5F4F8

surface

#EAE8F0

border

#C6C4CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #12185B

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

Preview Lab → · Contrast checker → · Palette generator →