#2318AB#2318AB

#2318AB is a dark, highly saturated blue. Relative luminance 0.040; OKLCH L 36.4% C 0.213 H 271.5°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#2318AB
RGB	rgb(35, 24, 171)
HSL	hsl(244, 75%, 38%)
HSV	hsv(244, 86%, 67%)
CMYK	cmyk(79.5%, 86%, 0%, 32.9%)
CIE-LAB	lab(23.51, 52.15, -73.73)
CIE-LCH	lch(23.51, 90.31, 305.27°)
OKLab	oklab(36.38% 0.0056 -0.2133)
OKLCH	oklch(36.38% 0.213 271.5)
XYZ	xyz(8.3680, 3.9499, 38.8416)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2318AB #A0AB18

analogous

#1856AB #2318AB #6C18AB

triadic

#2318AB #AB2318 #18AB23

tetradic

#2318AB #AB1856 #A0AB18 #18AB6C

square

#2318AB #AB1856 #A0AB18 #18AB6C

split-complementary

#2318AB #AB6C18 #56AB18

monochromatic

#0D0940 #181075 #2318AB #2F20E0 #6156E7

Accessibility & contrast

On white

11.73

#2318AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#2318AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2318AB

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2318AB	#FFFFFF	#000000	##FFFFFF
##2318AB	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FAF

Deuteranopia (green-blind)

#0031A9

Tritanopia (blue-blind)

#004965

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2318ab;
/* rgb */ color: rgb(35, 24, 171);
/* oklch */ color: oklch(36.4% 0.213 271.5);

Tailwind

colors: {
  custom: {
    50: '#795bc6',
    500: '#2318ab',
    950: '#000000',
  },
}

SCSS

$custom: #2318ab;
$custom-light: #795bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#2318ab",
  "rgb": {
    "r": 35,
    "g": 24,
    "b": 171
  },
  "hsl": {
    "h": 244.49,
    "s": 75.385,
    "l": 38.235
  },
  "oklch": {
    "l": 0.36382,
    "c": 0.21334,
    "h": 271.5
  },
  "luminance": 0.03951
}

Semantic roles & 50–950 ramp

primary

#2318AB

secondary

#C1CA55

accent

#F236E4

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #2318AB

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

Preview Lab → · Contrast checker → · Palette generator →