#671F25#671F25

#671F25 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.5% C 0.103 H 19.4°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#671F25
RGB	rgb(103, 31, 37)
HSL	hsl(355, 54%, 26%)
HSV	hsv(355, 70%, 40%)
CMYK	cmyk(0%, 69.9%, 64.1%, 59.6%)
CIE-LAB	lab(23.66, 32.64, 14.05)
CIE-LCH	lch(23.66, 35.53, 23.29°)
OKLab	oklab(35.46% 0.0971 0.0341)
OKLCH	oklch(35.46% 0.103 19.4)
XYZ	xyz(6.4181, 3.9980, 2.1836)
Luminance	0.0400 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671F25 #1F6761

analogous

#671F49 #671F25 #673D1F

triadic

#671F25 #25671F #1F2567

tetradic

#671F25 #49671F #1F6761 #3D1F67

square

#671F25 #49671F #1F6761 #3D1F67

split-complementary

#671F25 #1F673D #1F4967

monochromatic

#180708 #381114 #671F25 #962D36 #C43C47

Accessibility & contrast

On white

11.67

#671F25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#671F25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671F25

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671F25	#FFFFFF	#000000	##FFFFFF
##671F25	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312F25

Deuteranopia (green-blind)

#443E23

Tritanopia (blue-blind)

#710F22

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #671f25;
/* rgb */ color: rgb(103, 31, 37);
/* oklch */ color: oklch(35.5% 0.103 19.4);

Tailwind

colors: {
  custom: {
    50: '#975f5f',
    500: '#671f25',
    950: '#000000',
  },
}

SCSS

$custom: #671f25;
$custom-light: #975f5f;
$custom-dark: #000000;

JSON

{
  "hex": "#671f25",
  "rgb": {
    "r": 103,
    "g": 31,
    "b": 37
  },
  "hsl": {
    "h": 355,
    "s": 53.731,
    "l": 26.275
  },
  "oklch": {
    "l": 0.35458,
    "c": 0.10294,
    "h": 19.4
  },
  "luminance": 0.03997
}

Semantic roles & 50–950 ramp

primary

#671F25

secondary

#469B94

accent

#DDD14B

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0504

muted

#7E7979

Preview Lab

Preview with #671F25

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

Preview Lab → · Contrast checker → · Palette generator →