#2F010A#2F010A

#2F010A is a very dark, moderate red. Relative luminance 0.006; OKLCH L 19.6% C 0.076 H 14.4°. Best body text is #FFFFFF at 18.59:1 contrast (WCAG AA passes).

Color values

HEX	#2F010A
RGB	rgb(47, 1, 10)
HSL	hsl(348, 96%, 9%)
HSV	hsv(348, 98%, 18%)
CMYK	cmyk(0%, 97.9%, 78.7%, 81.6%)
CIE-LAB	lab(5.86, 23.44, 5.13)
CIE-LCH	lch(5.86, 24.00, 12.35°)
OKLab	oklab(19.61% 0.0732 0.0189)
OKLCH	oklch(19.61% 0.076 14.4)
XYZ	xyz(1.2381, 0.6482, 0.3470)
Luminance	0.0065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F010A #012F26

analogous

#2F0121 #2F010A #2F0F01

triadic

#2F010A #0A2F01 #010A2F

tetradic

#2F010A #212F01 #012F26 #0F012F

square

#2F010A #212F01 #012F26 #0F012F

split-complementary

#2F010A #012F0F #01212F

monochromatic

#1E0106 #1E0106 #2F010A #6B0217 #A70424

Accessibility & contrast

On white

18.59

#2F010A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#2F010A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F010A

18.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F010A	#FFFFFF	#000000	##FFFFFF
##2F010A	1.00	18.59	1.13	18.59
#FFFFFF	18.59	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0C0A

Deuteranopia (green-blind)

#191709

Tritanopia (blue-blind)

#350004

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #2f010a;
/* rgb */ color: rgb(47, 1, 10);
/* oklch */ color: oklch(19.6% 0.076 14.4);

Tailwind

colors: {
  custom: {
    50: '#6b464b',
    500: '#2f010a',
    950: '#000000',
  },
}

SCSS

$custom: #2f010a;
$custom-light: #6b464b;
$custom-dark: #000000;

JSON

{
  "hex": "#2f010a",
  "rgb": {
    "r": 47,
    "g": 1,
    "b": 10
  },
  "hsl": {
    "h": 348.261,
    "s": 95.833,
    "l": 9.412
  },
  "oklch": {
    "l": 0.19609,
    "c": 0.0756,
    "h": 14.4
  },
  "luminance": 0.00648
}

Semantic roles & 50–950 ramp

primary

#2F010A

secondary

#177562

accent

#FFD529

background

#F6F4F4

surface

#ECE6E7

border

#C7C2C3

text

#070001

muted

#7A7777

Preview Lab

Preview with #2F010A

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

Preview Lab → · Contrast checker → · Palette generator →