#671B2E#671B2E

#671B2E is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.108 H 9.9°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#671B2E
RGB	rgb(103, 27, 46)
HSL	hsl(345, 58%, 25%)
HSV	hsv(345, 74%, 40%)
CMYK	cmyk(0%, 73.8%, 55.3%, 59.6%)
CIE-LAB	lab(23.22, 35.19, 7.29)
CIE-LCH	lch(23.22, 35.94, 11.70°)
OKLab	oklab(35.2% 0.1068 0.0186)
OKLCH	oklch(35.2% 0.108 9.9)
XYZ	xyz(6.4792, 3.8656, 2.9892)
Luminance	0.0386 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671B2E #1B6754

analogous

#671B54 #671B2E #672E1B

triadic

#671B2E #2E671B #1B2E67

tetradic

#671B2E #54671B #1B6754 #2E1B67

square

#671B2E #54671B #1B6754 #2E1B67

split-complementary

#671B2E #1B672E #1B5467

monochromatic

#18060B #370E18 #671B2E #972844 #C83459

Accessibility & contrast

On white

11.84

#671B2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#671B2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671B2E

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671B2E	#FFFFFF	#000000	##FFFFFF
##671B2E	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2E2E

Deuteranopia (green-blind)

#413D2C

Tritanopia (blue-blind)

#710C23

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #671b2e;
/* rgb */ color: rgb(103, 27, 46);
/* oklch */ color: oklch(35.2% 0.108 9.9);

Tailwind

colors: {
  custom: {
    50: '#975e66',
    500: '#671b2e',
    950: '#000000',
  },
}

SCSS

$custom: #671b2e;
$custom-light: #975e66;
$custom-dark: #000000;

JSON

{
  "hex": "#671b2e",
  "rgb": {
    "r": 103,
    "g": 27,
    "b": 46
  },
  "hsl": {
    "h": 345,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35198,
    "c": 0.1084,
    "h": 9.9
  },
  "luminance": 0.03865
}

Semantic roles & 50–950 ramp

primary

#671B2E

secondary

#429C86

accent

#E2BB46

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0505

muted

#7E797A

Preview Lab

Preview with #671B2E

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

Preview Lab → · Contrast checker → · Palette generator →