#2D0101#2D0101

#2D0101 is a very dark, moderate red. Relative luminance 0.006; OKLCH L 18.9% C 0.074 H 28.3°. Best body text is #FFFFFF at 18.81:1 contrast (WCAG AA passes).

Color values

HEX	#2D0101
RGB	rgb(45, 1, 1)
HSL	hsl(0, 96%, 9%)
HSV	hsv(0, 98%, 18%)
CMYK	cmyk(0%, 97.8%, 97.8%, 82.4%)
CIE-LAB	lab(5.26, 21.43, 7.87)
CIE-LCH	lch(5.26, 22.83, 20.18°)
OKLab	oklab(18.88% 0.0654 0.0353)
OKLCH	oklch(18.88% 0.074 28.3)
XYZ	xyz(1.0987, 0.5820, 0.0832)
Luminance	0.0058 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D0101 #012D2D

analogous

#2D0117 #2D0101 #2D1701

triadic

#2D0101 #012D01 #01012D

tetradic

#2D0101 #172D01 #012D2D #17012D

square

#2D0101 #172D01 #012D2D #17012D

split-complementary

#2D0101 #012D17 #01172D

monochromatic

#1E0101 #1E0101 #2D0101 #690202 #A50404

Accessibility & contrast

On white

18.81

#2D0101 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#2D0101 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D0101

18.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D0101	#FFFFFF	#000000	##FFFFFF
##2D0101	1.00	18.81	1.12	18.81
#FFFFFF	18.81	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E0B01

Deuteranopia (green-blind)

#191500

Tritanopia (blue-blind)

#330001

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #2d0101;
/* rgb */ color: rgb(45, 1, 1);
/* oklch */ color: oklch(18.9% 0.074 28.3);

Tailwind

colors: {
  custom: {
    50: '#694647',
    500: '#2d0101',
    950: '#000000',
  },
}

SCSS

$custom: #2d0101;
$custom-light: #694647;
$custom-dark: #000000;

JSON

{
  "hex": "#2d0101",
  "rgb": {
    "r": 45,
    "g": 1,
    "b": 1
  },
  "hsl": {
    "h": 0,
    "s": 95.652,
    "l": 9.02
  },
  "oklch": {
    "l": 0.18883,
    "c": 0.07432,
    "h": 28.3
  },
  "luminance": 0.00582
}

Semantic roles & 50–950 ramp

primary

#2D0101

secondary

#177373

accent

#FFFF29

background

#F6F4F3

surface

#EBE6E5

border

#C6C2C1

text

#070000

muted

#7A7777

Preview Lab

Preview with #2D0101

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

Preview Lab → · Contrast checker → · Palette generator →