#231E56#231E56

#231E56 is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.8% C 0.098 H 282.0°. Best body text is #FFFFFF at 15.09:1 contrast (WCAG AA passes).

Color values

HEX	#231E56
RGB	rgb(35, 30, 86)
HSL	hsl(245, 48%, 23%)
HSV	hsv(245, 65%, 34%)
CMYK	cmyk(59.3%, 65.1%, 0%, 66.3%)
CIE-LAB	lab(15.26, 20.34, -33.32)
CIE-LCH	lch(15.26, 39.03, 301.40°)
OKLab	oklab(27.79% 0.0203 -0.0956)
OKLCH	oklch(27.79% 0.098 282)
XYZ	xyz(2.8366, 1.9576, 9.0307)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E56 #51561E

analogous

#1E3556 #231E56 #3F1E56

triadic

#231E56 #56231E #1E5623

tetradic

#231E56 #561E35 #51561E #1E563F

square

#231E56 #561E35 #51561E #1E563F

split-complementary

#231E56 #563F1E #35561E

monochromatic

#090817 #110E29 #231E56 #352E83 #483EB1

Accessibility & contrast

On white

15.09

#231E56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#231E56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E56

15.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E56	#FFFFFF	#000000	##FFFFFF
##231E56	1.00	15.09	1.39	15.09
#FFFFFF	15.09	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002858

Deuteranopia (green-blind)

#002455

Tritanopia (blue-blind)

#0B2B36

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #231e56;
/* rgb */ color: rgb(35, 30, 86);
/* oklch */ color: oklch(27.8% 0.098 282.0);

Tailwind

colors: {
  custom: {
    50: '#645a86',
    500: '#231e56',
    950: '#000000',
  },
}

SCSS

$custom: #231e56;
$custom-light: #645a86;
$custom-dark: #000000;

JSON

{
  "hex": "#231e56",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 86
  },
  "hsl": {
    "h": 245.357,
    "s": 48.276,
    "l": 22.745
  },
  "oklch": {
    "l": 0.27791,
    "c": 0.0977,
    "h": 282
  },
  "luminance": 0.01958
}

Semantic roles & 50–950 ramp

primary

#231E56

secondary

#858B45

accent

#D850CC

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#06030B

muted

#7A787C

Preview Lab

Preview with #231E56

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

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