#232F78#232F78

#232F78 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.3% C 0.125 H 271.2°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#232F78
RGB	rgb(35, 47, 120)
HSL	hsl(232, 55%, 30%)
HSV	hsv(232, 71%, 47%)
CMYK	cmyk(70.8%, 60.8%, 0%, 52.9%)
CIE-LAB	lab(22.81, 21.27, -43.29)
CIE-LCH	lch(22.81, 48.24, 296.17°)
OKLab	oklab(34.29% 0.0025 -0.1247)
OKLCH	oklch(34.29% 0.125 271.2)
XYZ	xyz(5.0987, 3.7459, 18.2200)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F78 #786C23

analogous

#235A78 #232F78 #412378

triadic

#232F78 #78232F #2F7823

tetradic

#232F78 #78235A #786C23 #237841

square

#232F78 #78235A #786C23 #237841

split-complementary

#232F78 #784123 #5A7823

monochromatic

#070A19 #151C49 #232F78 #3142A7 #4B5DCA

Accessibility & contrast

On white

12.01

#232F78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#232F78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F78

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F78	#FFFFFF	#000000	##FFFFFF
##232F78	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7A

Deuteranopia (green-blind)

#003377

Tritanopia (blue-blind)

#00414E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #232f78;
/* rgb */ color: rgb(35, 47, 120);
/* oklch */ color: oklch(34.3% 0.125 271.2);

Tailwind

colors: {
  custom: {
    50: '#6a67a0',
    500: '#232f78',
    950: '#000000',
  },
}

SCSS

$custom: #232f78;
$custom-light: #6a67a0;
$custom-dark: #000000;

JSON

{
  "hex": "#232f78",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 120
  },
  "hsl": {
    "h": 231.529,
    "s": 54.839,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34286,
    "c": 0.12476,
    "h": 271.2
  },
  "luminance": 0.03746
}

Semantic roles & 50–950 ramp

primary

#232F78

secondary

#AB9D4C

accent

#C94ADE

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #232F78

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

Preview Lab → · Contrast checker → · Palette generator →