#240401#240401

#240401 is a very dark, muted red. Relative luminance 0.005; OKLCH L 17.3% C 0.058 H 33.4°. Best body text is #FFFFFF at 19.22:1 contrast (WCAG AA passes).

Color values

HEX	#240401
RGB	rgb(36, 4, 1)
HSL	hsl(5, 95%, 7%)
HSV	hsv(5, 97%, 14%)
CMYK	cmyk(0%, 88.9%, 97.2%, 85.9%)
CIE-LAB	lab(4.19, 13.73, 6.12)
CIE-LCH	lch(4.19, 15.04, 24.03°)
OKLab	oklab(17.34% 0.0484 0.0319)
OKLCH	oklch(17.34% 0.058 33.4)
XYZ	xyz(0.7765, 0.4642, 0.0774)
Luminance	0.0046 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240401 #012124

analogous

#240110 #240401 #241601

triadic

#240401 #012404 #040124

tetradic

#240401 #102401 #012124 #160124

square

#240401 #102401 #012124 #160124

split-complementary

#240401 #012416 #011024

monochromatic

#1E0301 #1E0301 #240401 #600B03 #9B1104

Accessibility & contrast

On white

19.22

#240401 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#240401 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240401

19.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240401	#FFFFFF	#000000	##FFFFFF
##240401	1.00	19.22	1.09	19.22
#FFFFFF	19.22	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0A01

Deuteranopia (green-blind)

#151100

Tritanopia (blue-blind)

#290003

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #240401;
/* rgb */ color: rgb(36, 4, 1);
/* oklch */ color: oklch(17.3% 0.058 33.4);

Tailwind

colors: {
  custom: {
    50: '#5f4847',
    500: '#240401',
    950: '#000000',
  },
}

SCSS

$custom: #240401;
$custom-light: #5f4847;
$custom-dark: #000000;

JSON

{
  "hex": "#240401",
  "rgb": {
    "r": 36,
    "g": 4,
    "b": 1
  },
  "hsl": {
    "h": 5.143,
    "s": 94.595,
    "l": 7.255
  },
  "oklch": {
    "l": 0.17343,
    "c": 0.05797,
    "h": 33.4
  },
  "luminance": 0.00464
}

Semantic roles & 50–950 ramp

primary

#240401

secondary

#16646B

accent

#EDFF29

background

#F5F4F3

surface

#E9E6E5

border

#C5C2C1

text

#050000

muted

#797777

Preview Lab

Preview with #240401

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

Preview Lab → · Contrast checker → · Palette generator →