#240109#240109

#240109 is a very dark, moderate red. Relative luminance 0.004; OKLCH L 16.9% C 0.064 H 9.5°. Best body text is #FFFFFF at 19.39:1 contrast (WCAG AA passes).

Color values

HEX	#240109
RGB	rgb(36, 1, 9)
HSL	hsl(346, 95%, 7%)
HSV	hsv(346, 97%, 14%)
CMYK	cmyk(0%, 97.2%, 75%, 85.9%)
CIE-LAB	lab(3.76, 16.05, 2.24)
CIE-LCH	lch(3.76, 16.21, 7.93°)
OKLab	oklab(16.92% 0.063 0.0106)
OKLCH	oklch(16.92% 0.064 9.5)
XYZ	xyz(0.7878, 0.4166, 0.2973)
Luminance	0.0042 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240109 #01241C

analogous

#24011B #240109 #240B01

triadic

#240109 #092401 #010924

tetradic

#240109 #1B2401 #01241C #0B0124

square

#240109 #1B2401 #01241C #0B0124

split-complementary

#240109 #01240B #011B24

monochromatic

#1E0107 #1E0107 #240109 #600318 #9B0427

Accessibility & contrast

On white

19.39

#240109 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#240109 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240109

19.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240109	#FFFFFF	#000000	##FFFFFF
##240109	1.00	19.39	1.08	19.39
#FFFFFF	19.39	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#080809

Deuteranopia (green-blind)

#121008

Tritanopia (blue-blind)

#280004

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #240109;
/* rgb */ color: rgb(36, 1, 9);
/* oklch */ color: oklch(16.9% 0.064 9.5);

Tailwind

colors: {
  custom: {
    50: '#5f464b',
    500: '#240109',
    950: '#000000',
  },
}

SCSS

$custom: #240109;
$custom-light: #5f464b;
$custom-dark: #000000;

JSON

{
  "hex": "#240109",
  "rgb": {
    "r": 36,
    "g": 1,
    "b": 9
  },
  "hsl": {
    "h": 346.286,
    "s": 94.595,
    "l": 7.255
  },
  "oklch": {
    "l": 0.16916,
    "c": 0.06385,
    "h": 9.5
  },
  "luminance": 0.00416
}

Semantic roles & 50–950 ramp

primary

#240109

secondary

#166B58

accent

#FFCE29

background

#F5F3F4

surface

#E9E5E7

border

#C5C1C3

text

#050001

muted

#797777

Preview Lab

Preview with #240109

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

Preview Lab → · Contrast checker → · Palette generator →