#27100B#27100B

#27100B is a very dark, muted red. Relative luminance 0.008; OKLCH L 20.6% C 0.040 H 33.4°. Best body text is #FFFFFF at 18.02:1 contrast (WCAG AA passes).

Color values

HEX	#27100B
RGB	rgb(39, 16, 11)
HSL	hsl(11, 56%, 10%)
HSV	hsv(11, 72%, 15%)
CMYK	cmyk(0%, 59%, 71.8%, 84.7%)
CIE-LAB	lab(7.46, 11.36, 6.87)
CIE-LCH	lch(7.46, 13.28, 31.18°)
OKLab	oklab(20.65% 0.0335 0.0221)
OKLCH	oklch(20.65% 0.04 33.4)
XYZ	xyz(1.0825, 0.8262, 0.4190)
Luminance	0.0083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27100B #0B2227

analogous

#270B14 #27100B #271E0B

triadic

#27100B #0B2710 #100B27

tetradic

#27100B #14270B #0B2227 #1E0B27

square

#27100B #14270B #0B2227 #1E0B27

split-complementary

#27100B #0B271E #0B1427

monochromatic

#180A07 #180A07 #27100B #572418 #863726

Accessibility & contrast

On white

18.02

#27100B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#27100B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27100B

18.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27100B	#FFFFFF	#000000	##FFFFFF
##27100B	1.00	18.02	1.17	18.02
#FFFFFF	18.02	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16130B

Deuteranopia (green-blind)

#1B180B

Tritanopia (blue-blind)

#2B0C0F

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #27100b;
/* rgb */ color: rgb(39, 16, 11);
/* oklch */ color: oklch(20.6% 0.040 33.4);

Tailwind

colors: {
  custom: {
    50: '#624e4b',
    500: '#27100b',
    950: '#000000',
  },
}

SCSS

$custom: #27100b;
$custom-light: #624e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#27100b",
  "rgb": {
    "r": 39,
    "g": 16,
    "b": 11
  },
  "hsl": {
    "h": 10.714,
    "s": 56,
    "l": 9.804
  },
  "oklch": {
    "l": 0.20648,
    "c": 0.04007,
    "h": 33.4
  },
  "luminance": 0.00826
}

Semantic roles & 50–950 ramp

primary

#27100B

secondary

#2B5963

accent

#C4DF49

background

#F5F4F4

surface

#EAE7E7

border

#C6C3C3

text

#050101

muted

#797777

Preview Lab

Preview with #27100B

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

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