#24388B#24388B

#24388B is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.140 H 268.5°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#24388B
RGB	rgb(36, 56, 139)
HSL	hsl(228, 59%, 34%)
HSV	hsv(228, 74%, 55%)
CMYK	cmyk(74.1%, 59.7%, 0%, 45.5%)
CIE-LAB	lab(26.92, 22.55, -48.53)
CIE-LCH	lch(26.92, 53.51, 294.93°)
OKLab	oklab(37.86% -0.0037 -0.14)
OKLCH	oklch(37.86% 0.14 268.5)
XYZ	xyz(6.8003, 5.0668, 25.0407)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24388B #8B7724

analogous

#246B8B #24388B #44248B

triadic

#24388B #8B2438 #388B24

tetradic

#24388B #8B246B #8B7724 #248B44

square

#24388B #8B246B #8B7724 #248B44

split-complementary

#24388B #8B4424 #6B8B24

monochromatic

#0B112A #17245A #24388B #314CBC #566ED3

Accessibility & contrast

On white

10.43

#24388B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#24388B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24388B

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24388B	#FFFFFF	#000000	##FFFFFF
##24388B	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#004D5C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #24388b;
/* rgb */ color: rgb(36, 56, 139);
/* oklch */ color: oklch(37.9% 0.140 268.5);

Tailwind

colors: {
  custom: {
    50: '#6e6eae',
    500: '#24388b',
    950: '#000000',
  },
}

SCSS

$custom: #24388b;
$custom-light: #6e6eae;
$custom-dark: #000000;

JSON

{
  "hex": "#24388b",
  "rgb": {
    "r": 36,
    "g": 56,
    "b": 139
  },
  "hsl": {
    "h": 228.35,
    "s": 58.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.37862,
    "c": 0.14002,
    "h": 268.5
  },
  "luminance": 0.05067
}

Semantic roles & 50–950 ramp

primary

#24388B

secondary

#B7A453

accent

#C446E2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #24388B

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

Preview Lab → · Contrast checker → · Palette generator →