#180E5E#180E5E

#180E5E is a dark, vivid blue. Relative luminance 0.013; OKLCH L 25.0% C 0.131 H 276.8°. Best body text is #FFFFFF at 16.62:1 contrast (WCAG AA passes).

Color values

HEX	#180E5E
RGB	rgb(24, 14, 94)
HSL	hsl(248, 74%, 21%)
HSV	hsv(248, 85%, 37%)
CMYK	cmyk(74.5%, 85.1%, 0%, 63.1%)
CIE-LAB	lab(11.39, 31.70, -45.09)
CIE-LCH	lch(11.39, 55.12, 305.10°)
OKLab	oklab(25.02% 0.0155 -0.1303)
OKLCH	oklch(25.02% 0.131 276.8)
XYZ	xyz(2.5534, 1.3162, 10.7070)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180E5E #545E0E

analogous

#0E2C5E #180E5E #400E5E

triadic

#180E5E #5E180E #0E5E18

tetradic

#180E5E #5E0E2C #545E0E #0E5E40

square

#180E5E #5E0E2C #545E0E #0E5E40

split-complementary

#180E5E #5E400E #2C5E0E

monochromatic

#07041B #0A0629 #180E5E #261693 #331EC9

Accessibility & contrast

On white

16.62

#180E5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#180E5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180E5E

16.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180E5E	#FFFFFF	#000000	##FFFFFF
##180E5E	1.00	16.62	1.26	16.62
#FFFFFF	16.62	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002260

Deuteranopia (green-blind)

#001B5D

Tritanopia (blue-blind)

#002736

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #180e5e;
/* rgb */ color: rgb(24, 14, 94);
/* oklch */ color: oklch(25.0% 0.131 276.8);

Tailwind

colors: {
  custom: {
    50: '#624f8d',
    500: '#180e5e',
    950: '#000000',
  },
}

SCSS

$custom: #180e5e;
$custom-light: #624f8d;
$custom-dark: #000000;

JSON

{
  "hex": "#180e5e",
  "rgb": {
    "r": 24,
    "g": 14,
    "b": 94
  },
  "hsl": {
    "h": 247.5,
    "s": 74.074,
    "l": 21.176
  },
  "oklch": {
    "l": 0.25017,
    "c": 0.13123,
    "h": 276.8
  },
  "luminance": 0.01316
}

Semantic roles & 50–950 ramp

primary

#180E5E

secondary

#8B9830

accent

#F137DA

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #180E5E

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

Preview Lab → · Contrast checker → · Palette generator →