#240308#240308

#240308 is a very dark, muted red. Relative luminance 0.005; OKLCH L 17.3% C 0.058 H 14.4°. Best body text is #FFFFFF at 19.24:1 contrast (WCAG AA passes).

Color values

HEX	#240308
RGB	rgb(36, 3, 8)
HSL	hsl(351, 85%, 8%)
HSV	hsv(351, 92%, 14%)
CMYK	cmyk(0%, 91.7%, 77.8%, 85.9%)
CIE-LAB	lab(4.14, 15.11, 3.19)
CIE-LCH	lch(4.14, 15.44, 11.91°)
OKLab	oklab(17.35% 0.0566 0.0146)
OKLCH	oklch(17.35% 0.058 14.4)
XYZ	xyz(0.8040, 0.4578, 0.2757)
Luminance	0.0046 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240308 #03241F

analogous

#240318 #240308 #240E03

triadic

#240308 #082403 #030824

tetradic

#240308 #182403 #03241F #0E0324

square

#240308 #182403 #03241F #0E0324

split-complementary

#240308 #03240E #031824

monochromatic

#1C0206 #1C0206 #240308 #5C0815 #950C21

Accessibility & contrast

On white

19.24

#240308 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#240308 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240308

19.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240308	#FFFFFF	#000000	##FFFFFF
##240308	1.00	19.24	1.09	19.24
#FFFFFF	19.24	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A0A08

Deuteranopia (green-blind)

#131107

Tritanopia (blue-blind)

#280005

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #240308;
/* rgb */ color: rgb(36, 3, 8);
/* oklch */ color: oklch(17.3% 0.058 14.4);

Tailwind

colors: {
  custom: {
    50: '#5f474a',
    500: '#240308',
    950: '#000000',
  },
}

SCSS

$custom: #240308;
$custom-light: #5f474a;
$custom-dark: #000000;

JSON

{
  "hex": "#240308",
  "rgb": {
    "r": 36,
    "g": 3,
    "b": 8
  },
  "hsl": {
    "h": 350.909,
    "s": 84.615,
    "l": 7.647
  },
  "oklch": {
    "l": 0.17345,
    "c": 0.05848,
    "h": 14.4
  },
  "luminance": 0.00458
}

Semantic roles & 50–950 ramp

primary

#240308

secondary

#1B685C

accent

#FBDC2D

background

#F5F4F4

surface

#E9E6E7

border

#C5C2C3

text

#050001

muted

#797777

Preview Lab

Preview with #240308

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

Preview Lab → · Contrast checker → · Palette generator →