#671011#671011

#671011 is a dark, vivid red. Relative luminance 0.033; OKLCH L 33.5% C 0.120 H 26.2°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#671011
RGB	rgb(103, 16, 17)
HSL	hsl(359, 73%, 23%)
HSV	hsv(359, 84%, 40%)
CMYK	cmyk(0%, 84.5%, 83.5%, 59.6%)
CIE-LAB	lab(21.19, 37.45, 24.28)
CIE-LCH	lch(21.19, 44.64, 32.96°)
OKLab	oklab(33.51% 0.1078 0.053)
OKLCH	oklch(33.51% 0.12 26.2)
XYZ	xyz(5.8807, 3.2956, 0.8567)
Luminance	0.0330 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671011 #106766

analogous

#67103C #671011 #673A10

triadic

#671011 #116710 #101167

tetradic

#671011 #3C6710 #106766 #3A1067

square

#671011 #3C6710 #106766 #3A1067

split-complementary

#671011 #10673A #103C67

monochromatic

#1A0404 #320808 #671011 #9C181A #D12022

Accessibility & contrast

On white

12.66

#671011 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#671011 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671011

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671011	#FFFFFF	#000000	##FFFFFF
##671011	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2710

Deuteranopia (green-blind)

#413A0D

Tritanopia (blue-blind)

#720012

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #671011;
/* rgb */ color: rgb(103, 16, 17);
/* oklch */ color: oklch(33.5% 0.120 26.2);

Tailwind

colors: {
  custom: {
    50: '#9a584f',
    500: '#671011',
    950: '#000000',
  },
}

SCSS

$custom: #671011;
$custom-light: #9a584f;
$custom-dark: #000000;

JSON

{
  "hex": "#671011",
  "rgb": {
    "r": 103,
    "g": 16,
    "b": 17
  },
  "hsl": {
    "h": 359.31,
    "s": 73.109,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33509,
    "c": 0.12011,
    "h": 26.2
  },
  "luminance": 0.03295
}

Semantic roles & 50–950 ramp

primary

#671011

secondary

#339F9E

accent

#F0EE38

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #671011

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

Preview Lab → · Contrast checker → · Palette generator →