#240B0C#240B0C

#240B0C is a very dark, muted red. Relative luminance 0.006; OKLCH L 19.1% C 0.043 H 19.6°. Best body text is #FFFFFF at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#240B0C
RGB	rgb(36, 11, 12)
HSL	hsl(358, 53%, 9%)
HSV	hsv(358, 69%, 14%)
CMYK	cmyk(0%, 69.4%, 66.7%, 85.9%)
CIE-LAB	lab(5.79, 12.39, 3.93)
CIE-LCH	lch(5.79, 13.00, 17.59°)
OKLab	oklab(19.09% 0.0402 0.0143)
OKLCH	oklch(19.09% 0.043 19.6)
XYZ	xyz(0.9137, 0.6411, 0.4234)
Luminance	0.0064 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240B0C #0B2423

analogous

#240B19 #240B0C #24170B

triadic

#240B0C #0C240B #0B0C24

tetradic

#240B0C #19240B #0B2423 #170B24

square

#240B0C #19240B #0B2423 #170B24

split-complementary

#240B0C #0B2417 #0B1924

monochromatic

#170708 #170708 #240B0C #53191C #82282B

Accessibility & contrast

On white

18.61

#240B0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#240B0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240B0C

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240B0C	#FFFFFF	#000000	##FFFFFF
##240B0C	1.00	18.61	1.13	18.61
#FFFFFF	18.61	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11100C

Deuteranopia (green-blind)

#17150B

Tritanopia (blue-blind)

#28070C

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #240b0c;
/* rgb */ color: rgb(36, 11, 12);
/* oklch */ color: oklch(19.1% 0.043 19.6);

Tailwind

colors: {
  custom: {
    50: '#5f4b4c',
    500: '#240b0c',
    950: '#000000',
  },
}

SCSS

$custom: #240b0c;
$custom-light: #5f4b4c;
$custom-dark: #000000;

JSON

{
  "hex": "#240b0c",
  "rgb": {
    "r": 36,
    "g": 11,
    "b": 12
  },
  "hsl": {
    "h": 357.6,
    "s": 53.191,
    "l": 9.216
  },
  "oklch": {
    "l": 0.19093,
    "c": 0.0427,
    "h": 19.6
  },
  "luminance": 0.00641
}

Semantic roles & 50–950 ramp

primary

#240B0C

secondary

#2C5F5D

accent

#DDD74B

background

#F5F4F4

surface

#E9E7E7

border

#C5C3C3

text

#050101

muted

#797777

Preview Lab

Preview with #240B0C

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

Preview Lab → · Contrast checker → · Palette generator →