#232B78#232B78

#232B78 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.5% C 0.130 H 272.6°. Best body text is #FFFFFF at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#232B78
RGB	rgb(35, 43, 120)
HSL	hsl(234, 55%, 30%)
HSV	hsv(234, 71%, 47%)
CMYK	cmyk(70.8%, 64.2%, 0%, 52.9%)
CIE-LAB	lab(21.73, 24.05, -45.06)
CIE-LCH	lch(21.73, 51.07, 298.09°)
OKLab	oklab(33.48% 0.006 -0.13)
OKLCH	oklch(33.48% 0.13 272.6)
XYZ	xyz(4.9460, 3.4407, 18.1691)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B78 #787023

analogous

#235578 #232B78 #452378

triadic

#232B78 #78232B #2B7823

tetradic

#232B78 #782355 #787023 #237845

square

#232B78 #782355 #787023 #237845

split-complementary

#232B78 #784523 #557823

monochromatic

#070919 #151A49 #232B78 #313CA7 #4B57CA

Accessibility & contrast

On white

12.44

#232B78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#232B78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B78

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B78	#FFFFFF	#000000	##FFFFFF
##232B78	1.00	12.44	1.69	12.44
#FFFFFF	12.44	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387B

Deuteranopia (green-blind)

#003076

Tritanopia (blue-blind)

#003E4D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #232b78;
/* rgb */ color: rgb(35, 43, 120);
/* oklch */ color: oklch(33.5% 0.130 272.6);

Tailwind

colors: {
  custom: {
    50: '#6a64a0',
    500: '#232b78',
    950: '#000000',
  },
}

SCSS

$custom: #232b78;
$custom-light: #6a64a0;
$custom-dark: #000000;

JSON

{
  "hex": "#232b78",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 120
  },
  "hsl": {
    "h": 234.353,
    "s": 54.839,
    "l": 30.392
  },
  "oklch": {
    "l": 0.33483,
    "c": 0.1301,
    "h": 272.6
  },
  "luminance": 0.03441
}

Semantic roles & 50–950 ramp

primary

#232B78

secondary

#ABA24C

accent

#D04ADE

background

#F6F5F9

surface

#ECEAF2

border

#C7C6CC

text

#07050F

muted

#7A797E

Preview Lab

Preview with #232B78

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

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