#231E89#231E89

#231E89 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.0% C 0.168 H 274.2°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#231E89
RGB	rgb(35, 30, 137)
HSL	hsl(243, 64%, 33%)
HSV	hsv(243, 78%, 54%)
CMYK	cmyk(74.5%, 78.1%, 0%, 46.3%)
CIE-LAB	lab(20.41, 38.46, -57.98)
CIE-LCH	lch(20.41, 69.57, 303.56°)
OKLab	oklab(33.05% 0.0122 -0.1677)
OKLCH	oklch(33.05% 0.168 274.2)
XYZ	xyz(5.6713, 3.0914, 23.9599)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E89 #84891E

analogous

#1E4E89 #231E89 #591E89

triadic

#231E89 #89231E #1E8923

tetradic

#231E89 #891E4E #84891E #1E8959

square

#231E89 #891E4E #84891E #1E8959

split-complementary

#231E89 #89591E #4E891E

monochromatic

#090825 #161357 #231E89 #3029BB #514AD7

Accessibility & contrast

On white

12.98

#231E89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#231E89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E89

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E89	#FFFFFF	#000000	##FFFFFF
##231E89	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368C

Deuteranopia (green-blind)

#002C87

Tritanopia (blue-blind)

#003E52

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #231e89;
/* rgb */ color: rgb(35, 30, 137);
/* oklch */ color: oklch(33.0% 0.168 274.2);

Tailwind

colors: {
  custom: {
    50: '#705cad',
    500: '#231e89',
    950: '#000000',
  },
}

SCSS

$custom: #231e89;
$custom-light: #705cad;
$custom-dark: #000000;

JSON

{
  "hex": "#231e89",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 137
  },
  "hsl": {
    "h": 242.804,
    "s": 64.072,
    "l": 32.745
  },
  "oklch": {
    "l": 0.33047,
    "c": 0.16814,
    "h": 274.2
  },
  "luminance": 0.03092
}

Semantic roles & 50–950 ramp

primary

#231E89

secondary

#B4BA49

accent

#E741DF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #231E89

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

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