#231E66#231E66

#231E66 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.3% C 0.121 H 278.9°. Best body text is #FFFFFF at 14.49:1 contrast (WCAG AA passes).

Color values

HEX	#231E66
RGB	rgb(35, 30, 102)
HSL	hsl(244, 55%, 26%)
HSV	hsv(244, 71%, 40%)
CMYK	cmyk(65.7%, 70.6%, 0%, 60%)
CIE-LAB	lab(16.72, 26.16, -41.59)
CIE-LCH	lch(16.72, 49.13, 302.17°)
OKLab	oklab(29.31% 0.0188 -0.1199)
OKLCH	oklch(29.31% 0.121 278.9)
XYZ	xyz(3.5549, 2.2449, 12.8138)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E66 #61661E

analogous

#1E3D66 #231E66 #471E66

triadic

#231E66 #66231E #1E6623

tetradic

#231E66 #661E3D #61661E #1E6647

square

#231E66 #661E3D #61661E #1E6647

split-complementary

#231E66 #66471E #3D661E

monochromatic

#080718 #131037 #231E66 #332C95 #433AC5

Accessibility & contrast

On white

14.49

#231E66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#231E66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E66

14.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E66	#FFFFFF	#000000	##FFFFFF
##231E66	1.00	14.49	1.45	14.49
#FFFFFF	14.49	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C68

Deuteranopia (green-blind)

#002665

Tritanopia (blue-blind)

#00313F

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #231e66;
/* rgb */ color: rgb(35, 30, 102);
/* oklch */ color: oklch(29.3% 0.121 278.9);

Tailwind

colors: {
  custom: {
    50: '#675a92',
    500: '#231e66',
    950: '#000000',
  },
}

SCSS

$custom: #231e66;
$custom-light: #675a92;
$custom-dark: #000000;

JSON

{
  "hex": "#231e66",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 102
  },
  "hsl": {
    "h": 244.167,
    "s": 54.545,
    "l": 25.882
  },
  "oklch": {
    "l": 0.2931,
    "c": 0.12133,
    "h": 278.9
  },
  "luminance": 0.02245
}

Semantic roles & 50–950 ramp

primary

#231E66

secondary

#959B45

accent

#DE4AD4

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#07040D

muted

#7A797E

Preview Lab

Preview with #231E66

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

Preview Lab → · Contrast checker → · Palette generator →