#24178D#24178D

#24178D is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.7% C 0.179 H 275.0°. Best body text is #FFFFFF at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#24178D
RGB	rgb(36, 23, 141)
HSL	hsl(247, 72%, 32%)
HSV	hsv(247, 84%, 55%)
CMYK	cmyk(74.5%, 83.7%, 0%, 44.7%)
CIE-LAB	lab(19.68, 43.50, -61.68)
CIE-LCH	lch(19.68, 75.47, 305.20°)
OKLab	oklab(32.7% 0.0155 -0.1783)
OKLCH	oklch(32.7% 0.179 275)
XYZ	xyz(5.8401, 2.9104, 25.4481)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24178D #808D17

analogous

#17458D #24178D #5F178D

triadic

#24178D #8D2417 #178D24

tetradic

#24178D #8D1745 #808D17 #178D5F

square

#24178D #8D1745 #808D17 #178D5F

split-complementary

#24178D #8D5F17 #458D17

monochromatic

#090624 #170E58 #24178D #3120C2 #503FE0

Accessibility & contrast

On white

13.27

#24178D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#24178D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24178D

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24178D	#FFFFFF	#000000	##FFFFFF
##24178D	1.00	13.27	1.58	13.27
#FFFFFF	13.27	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003590

Deuteranopia (green-blind)

#002A8B

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #24178d;
/* rgb */ color: rgb(36, 23, 141);
/* oklch */ color: oklch(32.7% 0.179 275.0);

Tailwind

colors: {
  custom: {
    50: '#7258b0',
    500: '#24178d',
    950: '#000000',
  },
}

SCSS

$custom: #24178d;
$custom-light: #7258b0;
$custom-dark: #000000;

JSON

{
  "hex": "#24178d",
  "rgb": {
    "r": 36,
    "g": 23,
    "b": 141
  },
  "hsl": {
    "h": 246.61,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.32696,
    "c": 0.17899,
    "h": 275
  },
  "luminance": 0.02911
}

Semantic roles & 50–950 ramp

primary

#24178D

secondary

#B2C040

accent

#EF39DB

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #24178D

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

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