#24308B#24308B

#24308B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.3% C 0.150 H 270.9°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#24308B
RGB	rgb(36, 48, 139)
HSL	hsl(233, 59%, 34%)
HSV	hsv(233, 74%, 55%)
CMYK	cmyk(74.1%, 65.5%, 0%, 45.5%)
CIE-LAB	lab(24.80, 27.99, -51.99)
CIE-LCH	lch(24.80, 59.05, 298.30°)
OKLab	oklab(36.29% 0.0024 -0.1502)
OKLCH	oklch(36.29% 0.15 270.9)
XYZ	xyz(6.4431, 4.3524, 24.9216)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24308B #8B7F24

analogous

#24648B #24308B #4C248B

triadic

#24308B #8B2430 #308B24

tetradic

#24308B #8B2464 #8B7F24 #248B4C

square

#24308B #8B2464 #8B7F24 #248B4C

split-complementary

#24308B #8B4C24 #648B24

monochromatic

#0B0E2A #171F5A #24308B #3141BC #5665D3

Accessibility & contrast

On white

11.23

#24308B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#24308B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24308B

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24308B	#FFFFFF	#000000	##FFFFFF
##24308B	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408E

Deuteranopia (green-blind)

#003689

Tritanopia (blue-blind)

#004859

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #24308b;
/* rgb */ color: rgb(36, 48, 139);
/* oklch */ color: oklch(36.3% 0.150 270.9);

Tailwind

colors: {
  custom: {
    50: '#6f68ae',
    500: '#24308b',
    950: '#000000',
  },
}

SCSS

$custom: #24308b;
$custom-light: #6f68ae;
$custom-dark: #000000;

JSON

{
  "hex": "#24308b",
  "rgb": {
    "r": 36,
    "g": 48,
    "b": 139
  },
  "hsl": {
    "h": 233.01,
    "s": 58.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.36291,
    "c": 0.15024,
    "h": 270.9
  },
  "luminance": 0.04353
}

Semantic roles & 50–950 ramp

primary

#24308B

secondary

#B7AC53

accent

#D046E2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #24308B

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

Preview Lab → · Contrast checker → · Palette generator →