#2A0501#2A0501

#2A0501 is a very dark, moderate red. Relative luminance 0.006; OKLCH L 18.9% C 0.064 H 33.7°. Best body text is #FFFFFF at 18.74:1 contrast (WCAG AA passes).

Color values

HEX	#2A0501
RGB	rgb(42, 5, 1)
HSL	hsl(6, 95%, 8%)
HSV	hsv(6, 98%, 16%)
CMYK	cmyk(0%, 88.1%, 97.6%, 83.5%)
CIE-LAB	lab(5.45, 17.65, 8.08)
CIE-LCH	lch(5.45, 19.41, 24.60°)
OKLab	oklab(18.93% 0.0532 0.0356)
OKLCH	oklch(18.93% 0.064 33.7)
XYZ	xyz(1.0147, 0.6031, 0.0917)
Luminance	0.0060 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A0501 #01262A

analogous

#2A0111 #2A0501 #2A1901

triadic

#2A0501 #012A05 #05012A

tetradic

#2A0501 #112A01 #01262A #19012A

square

#2A0501 #112A01 #01262A #19012A

split-complementary

#2A0501 #012A19 #01112A

monochromatic

#1E0401 #1E0401 #2A0501 #660C02 #A21304

Accessibility & contrast

On white

18.74

#2A0501 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#2A0501 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A0501

18.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A0501	#FFFFFF	#000000	##FFFFFF
##2A0501	1.00	18.74	1.12	18.74
#FFFFFF	18.74	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#100D01

Deuteranopia (green-blind)

#191500

Tritanopia (blue-blind)

#2F0004

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #2a0501;
/* rgb */ color: rgb(42, 5, 1);
/* oklch */ color: oklch(18.9% 0.064 33.7);

Tailwind

colors: {
  custom: {
    50: '#664847',
    500: '#2a0501',
    950: '#000000',
  },
}

SCSS

$custom: #2a0501;
$custom-light: #664847;
$custom-dark: #000000;

JSON

{
  "hex": "#2a0501",
  "rgb": {
    "r": 42,
    "g": 5,
    "b": 1
  },
  "hsl": {
    "h": 5.854,
    "s": 95.349,
    "l": 8.431
  },
  "oklch": {
    "l": 0.18932,
    "c": 0.06403,
    "h": 33.7
  },
  "luminance": 0.00603
}

Semantic roles & 50–950 ramp

primary

#2A0501

secondary

#166870

accent

#EAFF29

background

#F6F4F3

surface

#EBE6E5

border

#C6C2C1

text

#060000

muted

#7A7777

Preview Lab

Preview with #2A0501

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

Preview Lab → · Contrast checker → · Palette generator →