#2B0701#2B0701

#2B0701 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 19.5% C 0.062 H 36.3°. Best body text is #FFFFFF at 18.53:1 contrast (WCAG AA passes).

Color values

HEX	#2B0701
RGB	rgb(43, 7, 1)
HSL	hsl(9, 95%, 9%)
HSV	hsv(9, 98%, 17%)
CMYK	cmyk(0%, 83.7%, 97.7%, 83.1%)
CIE-LAB	lab(6.03, 17.36, 8.96)
CIE-LCH	lch(6.03, 19.54, 27.29°)
OKLab	oklab(19.52% 0.0503 0.037)
OKLCH	oklch(19.52% 0.062 36.3)
XYZ	xyz(1.0778, 0.6679, 0.1009)
Luminance	0.0067 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B0701 #01252B

analogous

#2B0110 #2B0701 #2B1C01

triadic

#2B0701 #012B07 #07012B

tetradic

#2B0701 #102B01 #01252B #1C012B

square

#2B0701 #102B01 #01252B #1C012B

split-complementary

#2B0701 #012B1C #01102B

monochromatic

#1E0501 #1E0501 #2B0701 #671102 #A31A04

Accessibility & contrast

On white

18.53

#2B0701 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#2B0701 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B0701

18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B0701	#FFFFFF	#000000	##FFFFFF
##2B0701	1.00	18.53	1.13	18.53
#FFFFFF	18.53	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#120E00

Deuteranopia (green-blind)

#1A1600

Tritanopia (blue-blind)

#300006

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #2b0701;
/* rgb */ color: rgb(43, 7, 1);
/* oklch */ color: oklch(19.5% 0.062 36.3);

Tailwind

colors: {
  custom: {
    50: '#674947',
    500: '#2b0701',
    950: '#000000',
  },
}

SCSS

$custom: #2b0701;
$custom-light: #674947;
$custom-dark: #000000;

JSON

{
  "hex": "#2b0701",
  "rgb": {
    "r": 43,
    "g": 7,
    "b": 1
  },
  "hsl": {
    "h": 8.571,
    "s": 95.455,
    "l": 8.627
  },
  "oklch": {
    "l": 0.19523,
    "c": 0.06245,
    "h": 36.3
  },
  "luminance": 0.00668
}

Semantic roles & 50–950 ramp

primary

#2B0701

secondary

#176471

accent

#E0FF29

background

#F6F4F3

surface

#EBE7E5

border

#C6C3C1

text

#060100

muted

#7A7777

Preview Lab

Preview with #2B0701

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

Preview Lab → · Contrast checker → · Palette generator →