#243179#243179

#243179 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.8% C 0.123 H 270.9°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#243179
RGB	rgb(36, 49, 121)
HSL	hsl(231, 54%, 31%)
HSV	hsv(231, 70%, 47%)
CMYK	cmyk(70.2%, 59.5%, 0%, 52.5%)
CIE-LAB	lab(23.51, 20.43, -42.79)
CIE-LCH	lch(23.51, 47.42, 295.52°)
OKLab	oklab(34.85% 0.0018 -0.1232)
OKLCH	oklch(34.85% 0.123 270.9)
XYZ	xyz(5.2759, 3.9517, 18.5702)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243179 #796C24

analogous

#245B79 #243179 #422479

triadic

#243179 #792431 #317924

tetradic

#243179 #79245B #796C24 #247942

square

#243179 #79245B #796C24 #247942

split-complementary

#243179 #794224 #5B7924

monochromatic

#080B1B #161E4A #243179 #3244A8 #4D60CA

Accessibility & contrast

On white

11.73

#243179 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#243179 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243179

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243179	#FFFFFF	#000000	##FFFFFF
##243179	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C7B

Deuteranopia (green-blind)

#003478

Tritanopia (blue-blind)

#004350

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #243179;
/* rgb */ color: rgb(36, 49, 121);
/* oklch */ color: oklch(34.8% 0.123 270.9);

Tailwind

colors: {
  custom: {
    50: '#6a68a0',
    500: '#243179',
    950: '#000000',
  },
}

SCSS

$custom: #243179;
$custom-light: #6a68a0;
$custom-dark: #000000;

JSON

{
  "hex": "#243179",
  "rgb": {
    "r": 36,
    "g": 49,
    "b": 121
  },
  "hsl": {
    "h": 230.824,
    "s": 54.14,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34849,
    "c": 0.12321,
    "h": 270.9
  },
  "luminance": 0.03952
}

Semantic roles & 50–950 ramp

primary

#243179

secondary

#AC9D4D

accent

#C74ADE

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #243179

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

Preview Lab → · Contrast checker → · Palette generator →