#240101#240101

#240101 is a very dark, moderate red. Relative luminance 0.004; OKLCH L 16.6% C 0.064 H 28.0°. Best body text is #FFFFFF at 19.45:1 contrast (WCAG AA passes).

Color values

HEX	#240101
RGB	rgb(36, 1, 1)
HSL	hsl(0, 95%, 7%)
HSV	hsv(0, 97%, 14%)
CMYK	cmyk(0%, 97.2%, 97.2%, 85.9%)
CIE-LAB	lab(3.60, 14.94, 5.26)
CIE-LCH	lch(3.60, 15.84, 19.41°)
OKLab	oklab(16.63% 0.0567 0.0301)
OKLCH	oklch(16.63% 0.064 28)
XYZ	xyz(0.7440, 0.3991, 0.0666)
Luminance	0.0040 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240101 #012424

analogous

#240113 #240101 #241301

triadic

#240101 #012401 #010124

tetradic

#240101 #132401 #012424 #130124

square

#240101 #132401 #012424 #130124

split-complementary

#240101 #012413 #011324

monochromatic

#1E0101 #1E0101 #240101 #600303 #9B0404

Accessibility & contrast

On white

19.45

#240101 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#240101 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240101

19.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240101	#FFFFFF	#000000	##FFFFFF
##240101	1.00	19.45	1.08	19.45
#FFFFFF	19.45	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A0801

Deuteranopia (green-blind)

#131000

Tritanopia (blue-blind)

#290001

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #240101;
/* rgb */ color: rgb(36, 1, 1);
/* oklch */ color: oklch(16.6% 0.064 28.0);

Tailwind

colors: {
  custom: {
    50: '#5f4747',
    500: '#240101',
    950: '#000000',
  },
}

SCSS

$custom: #240101;
$custom-light: #5f4747;
$custom-dark: #000000;

JSON

{
  "hex": "#240101",
  "rgb": {
    "r": 36,
    "g": 1,
    "b": 1
  },
  "hsl": {
    "h": 0,
    "s": 94.595,
    "l": 7.255
  },
  "oklch": {
    "l": 0.16635,
    "c": 0.06419,
    "h": 28
  },
  "luminance": 0.00399
}

Semantic roles & 50–950 ramp

primary

#240101

secondary

#166B6B

accent

#FFFF29

background

#F5F3F3

surface

#E9E5E5

border

#C5C1C1

text

#050000

muted

#797777

Preview Lab

Preview with #240101

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

Preview Lab → · Contrast checker → · Palette generator →