#27010A#27010A

#27010A is a very dark, moderate red. Relative luminance 0.005; OKLCH L 17.7% C 0.067 H 9.9°. Best body text is #FFFFFF at 19.18:1 contrast (WCAG AA passes).

Color values

HEX	#27010A
RGB	rgb(39, 1, 10)
HSL	hsl(346, 95%, 8%)
HSV	hsv(346, 97%, 15%)
CMYK	cmyk(0%, 97.4%, 74.4%, 84.7%)
CIE-LAB	lab(4.29, 18.41, 2.66)
CIE-LCH	lch(4.29, 18.60, 8.22°)
OKLab	oklab(17.68% 0.0662 0.0116)
OKLCH	oklch(17.68% 0.067 9.9)
XYZ	xyz(0.9024, 0.4751, 0.3313)
Luminance	0.0047 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27010A #01271E

analogous

#27011D #27010A #270B01

triadic

#27010A #0A2701 #010A27

tetradic

#27010A #1D2701 #01271E #0B0127

square

#27010A #1D2701 #01271E #0B0127

split-complementary

#27010A #01270B #011D27

monochromatic

#1E0108 #1E0108 #27010A #630319 #9E0429

Accessibility & contrast

On white

19.18

#27010A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#27010A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27010A

19.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27010A	#FFFFFF	#000000	##FFFFFF
##27010A	1.00	19.18	1.10	19.18
#FFFFFF	19.18	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#09090A

Deuteranopia (green-blind)

#141209

Tritanopia (blue-blind)

#2C0004

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #27010a;
/* rgb */ color: rgb(39, 1, 10);
/* oklch */ color: oklch(17.7% 0.067 9.9);

Tailwind

colors: {
  custom: {
    50: '#62464b',
    500: '#27010a',
    950: '#000000',
  },
}

SCSS

$custom: #27010a;
$custom-light: #62464b;
$custom-dark: #000000;

JSON

{
  "hex": "#27010a",
  "rgb": {
    "r": 39,
    "g": 1,
    "b": 10
  },
  "hsl": {
    "h": 345.789,
    "s": 95,
    "l": 7.843
  },
  "oklch": {
    "l": 0.17679,
    "c": 0.06722,
    "h": 9.9
  },
  "luminance": 0.00475
}

Semantic roles & 50–950 ramp

primary

#27010A

secondary

#166E59

accent

#FFCC29

background

#F6F3F4

surface

#EBE5E7

border

#C6C1C3

text

#050001

muted

#7A7777

Preview Lab

Preview with #27010A

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

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