#671B25#671B25

#671B25 is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.0% C 0.108 H 17.4°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#671B25
RGB	rgb(103, 27, 37)
HSL	hsl(352, 58%, 25%)
HSV	hsv(352, 74%, 40%)
CMYK	cmyk(0%, 73.8%, 64.1%, 59.6%)
CIE-LAB	lab(23.01, 34.44, 13.18)
CIE-LCH	lch(23.01, 36.88, 20.95°)
OKLab	oklab(34.97% 0.1029 0.0321)
OKLCH	oklch(34.97% 0.108 17.4)
XYZ	xyz(6.3200, 3.8019, 2.1510)
Luminance	0.0380 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671B25 #1B675D

analogous

#671B4B #671B25 #67371B

triadic

#671B25 #25671B #1B2567

tetradic

#671B25 #4B671B #1B675D #371B67

square

#671B25 #4B671B #1B675D #371B67

split-complementary

#671B25 #1B6737 #1B4B67

monochromatic

#180609 #370E14 #671B25 #972836 #C83448

Accessibility & contrast

On white

11.93

#671B25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#671B25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671B25

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671B25	#FFFFFF	#000000	##FFFFFF
##671B25	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2D25

Deuteranopia (green-blind)

#423D23

Tritanopia (blue-blind)

#71081F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #671b25;
/* rgb */ color: rgb(103, 27, 37);
/* oklch */ color: oklch(35.0% 0.108 17.4);

Tailwind

colors: {
  custom: {
    50: '#985d5f',
    500: '#671b25',
    950: '#000000',
  },
}

SCSS

$custom: #671b25;
$custom-light: #985d5f;
$custom-dark: #000000;

JSON

{
  "hex": "#671b25",
  "rgb": {
    "r": 103,
    "g": 27,
    "b": 37
  },
  "hsl": {
    "h": 352.105,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.34966,
    "c": 0.10775,
    "h": 17.4
  },
  "luminance": 0.03801
}

Semantic roles & 50–950 ramp

primary

#671B25

secondary

#429C90

accent

#E2CD46

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0404

muted

#7E7979

Preview Lab

Preview with #671B25

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

Preview Lab → · Contrast checker → · Palette generator →