#2F010B#2F010B

#2F010B is a very dark, moderate red. Relative luminance 0.006; OKLCH L 19.6% C 0.076 H 13.1°. Best body text is #FFFFFF at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#2F010B
RGB	rgb(47, 1, 11)
HSL	hsl(347, 96%, 9%)
HSV	hsv(347, 98%, 18%)
CMYK	cmyk(0%, 97.9%, 76.6%, 81.6%)
CIE-LAB	lab(5.88, 23.53, 4.74)
CIE-LCH	lch(5.88, 24.01, 11.39°)
OKLab	oklab(19.64% 0.0737 0.0172)
OKLCH	oklch(19.64% 0.076 13.1)
XYZ	xyz(1.2437, 0.6504, 0.3766)
Luminance	0.0065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F010B #012F25

analogous

#2F0122 #2F010B #2F0E01

triadic

#2F010B #0B2F01 #010B2F

tetradic

#2F010B #222F01 #012F25 #0E012F

square

#2F010B #222F01 #012F25 #0E012F

split-complementary

#2F010B #012F0E #01222F

monochromatic

#1E0107 #1E0107 #2F010B #6B0219 #A70427

Accessibility & contrast

On white

18.58

#2F010B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#2F010B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F010B

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F010B	#FFFFFF	#000000	##FFFFFF
##2F010B	1.00	18.58	1.13	18.58
#FFFFFF	18.58	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0C0B

Deuteranopia (green-blind)

#19170A

Tritanopia (blue-blind)

#350004

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #2f010b;
/* rgb */ color: rgb(47, 1, 11);
/* oklch */ color: oklch(19.6% 0.076 13.1);

Tailwind

colors: {
  custom: {
    50: '#6b464c',
    500: '#2f010b',
    950: '#000000',
  },
}

SCSS

$custom: #2f010b;
$custom-light: #6b464c;
$custom-dark: #000000;

JSON

{
  "hex": "#2f010b",
  "rgb": {
    "r": 47,
    "g": 1,
    "b": 11
  },
  "hsl": {
    "h": 346.957,
    "s": 95.833,
    "l": 9.412
  },
  "oklch": {
    "l": 0.19636,
    "c": 0.07568,
    "h": 13.1
  },
  "luminance": 0.0065
}

Semantic roles & 50–950 ramp

primary

#2F010B

secondary

#177560

accent

#FFD029

background

#F6F4F4

surface

#ECE6E7

border

#C7C2C3

text

#070001

muted

#7A7777

Preview Lab

Preview with #2F010B

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

Preview Lab → · Contrast checker → · Palette generator →