#24283A#24283A

#24283A is a dark, muted blue. Relative luminance 0.022; OKLCH L 28.1% C 0.034 H 274.4°. Best body text is #FFFFFF at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#24283A
RGB	rgb(36, 40, 58)
HSL	hsl(229, 23%, 18%)
HSV	hsv(229, 38%, 23%)
CMYK	cmyk(37.9%, 31%, 0%, 77.3%)
CIE-LAB	lab(16.49, 3.50, -12.13)
CIE-LCH	lch(16.49, 12.62, 286.11°)
OKLab	oklab(28.14% 0.0026 -0.0336)
OKLCH	oklch(28.14% 0.034 274.4)
XYZ	xyz(2.2499, 2.1981, 4.3079)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24283A #3A3624

analogous

#24333A #24283A #2B243A

triadic

#24283A #3A2428 #283A24

tetradic

#24283A #3A2433 #3A3624 #243A2B

square

#24283A #3A2433 #3A3624 #243A2B

split-complementary

#24283A #3A2B24 #333A24

monochromatic

#0C0D13 #0D0E14 #24283A #3B4260 #535C86

Accessibility & contrast

On white

14.59

#24283A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#24283A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24283A

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24283A	#FFFFFF	#000000	##FFFFFF
##24283A	1.00	14.59	1.44	14.59
#FFFFFF	14.59	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222A3B

Deuteranopia (green-blind)

#21283A

Tritanopia (blue-blind)

#1E2B2E

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #24283a;
/* rgb */ color: rgb(36, 40, 58);
/* oklch */ color: oklch(28.1% 0.034 274.4);

Tailwind

colors: {
  custom: {
    50: '#5f6170',
    500: '#24283a',
    950: '#000000',
  },
}

SCSS

$custom: #24283a;
$custom-light: #5f6170;
$custom-dark: #000000;

JSON

{
  "hex": "#24283a",
  "rgb": {
    "r": 36,
    "g": 40,
    "b": 58
  },
  "hsl": {
    "h": 229.091,
    "s": 23.404,
    "l": 18.431
  },
  "oklch": {
    "l": 0.28138,
    "c": 0.03372,
    "h": 274.4
  },
  "luminance": 0.02198
}

Semantic roles & 50–950 ramp

primary

#24283A

secondary

#6C674E

accent

#B068C0

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#040507

muted

#79797A

Preview Lab

Preview with #24283A

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

Preview Lab → · Contrast checker → · Palette generator →