#671E21#671E21

#671E21 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.104 H 22.0°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#671E21
RGB	rgb(103, 30, 33)
HSL	hsl(358, 55%, 26%)
HSV	hsv(358, 71%, 40%)
CMYK	cmyk(0%, 70.9%, 68%, 59.6%)
CIE-LAB	lab(23.41, 32.81, 16.43)
CIE-LCH	lch(23.41, 36.69, 26.59°)
OKLab	oklab(35.25% 0.0968 0.0391)
OKLCH	oklch(35.25% 0.104 22)
XYZ	xyz(6.3329, 3.9228, 1.8623)
Luminance	0.0392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671E21 #1E6764

analogous

#671E45 #671E21 #673F1E

triadic

#671E21 #21671E #1E2167

tetradic

#671E21 #45671E #1E6764 #3F1E67

square

#671E21 #45671E #1E6764 #3F1E67

split-complementary

#671E21 #1E673F #1E4567

monochromatic

#180708 #381012 #671E21 #962C30 #C63A40

Accessibility & contrast

On white

11.77

#671E21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#671E21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671E21

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671E21	#FFFFFF	#000000	##FFFFFF
##671E21	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312E21

Deuteranopia (green-blind)

#443E1F

Tritanopia (blue-blind)

#710C20

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #671e21;
/* rgb */ color: rgb(103, 30, 33);
/* oklch */ color: oklch(35.2% 0.104 22.0);

Tailwind

colors: {
  custom: {
    50: '#985f5c',
    500: '#671e21',
    950: '#000000',
  },
}

SCSS

$custom: #671e21;
$custom-light: #985f5c;
$custom-dark: #000000;

JSON

{
  "hex": "#671e21",
  "rgb": {
    "r": 103,
    "g": 30,
    "b": 33
  },
  "hsl": {
    "h": 357.534,
    "s": 54.887,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35246,
    "c": 0.10445,
    "h": 22
  },
  "luminance": 0.03922
}

Semantic roles & 50–950 ramp

primary

#671E21

secondary

#459C98

accent

#DED84A

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0504

muted

#7E7979

Preview Lab

Preview with #671E21

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

Preview Lab → · Contrast checker → · Palette generator →