#6B371B#6B371B

#6B371B is a dark, moderate orange. Relative luminance 0.059; OKLCH L 39.8% C 0.084 H 47.2°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#6B371B
RGB	rgb(107, 55, 27)
HSL	hsl(21, 60%, 26%)
HSV	hsv(21, 75%, 42%)
CMYK	cmyk(0%, 48.6%, 74.8%, 58%)
CIE-LAB	lab(29.26, 20.60, 27.26)
CIE-LCH	lch(29.26, 34.17, 52.91°)
OKLab	oklab(39.78% 0.0573 0.0618)
OKLCH	oklch(39.78% 0.084 47.2)
XYZ	xyz(7.6281, 5.9382, 1.7812)
Luminance	0.0594 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B371B #1B4F6B

analogous

#6B1B27 #6B371B #6B5F1B

triadic

#6B371B #1B6B37 #371B6B

tetradic

#6B371B #276B1B #1B4F6B #5F1B6B

square

#6B371B #276B1B #1B4F6B #5F1B6B

split-complementary

#6B371B #1B6B5F #1B276B

monochromatic

#180D06 #3A1E0F #6B371B #9C5027 #CC6935

Accessibility & contrast

On white

9.60

#6B371B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#6B371B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B371B

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B371B	#FFFFFF	#000000	##FFFFFF
##6B371B	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453E18

Deuteranopia (green-blind)

#52491A

Tritanopia (blue-blind)

#762C31

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #6b371b;
/* rgb */ color: rgb(107, 55, 27);
/* oklch */ color: oklch(39.8% 0.084 47.2);

Tailwind

colors: {
  custom: {
    50: '#9a6e58',
    500: '#6b371b',
    950: '#000000',
  },
}

SCSS

$custom: #6b371b;
$custom-light: #9a6e58;
$custom-dark: #000000;

JSON

{
  "hex": "#6b371b",
  "rgb": {
    "r": 107,
    "g": 55,
    "b": 27
  },
  "hsl": {
    "h": 21,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.39783,
    "c": 0.08422,
    "h": 47.2
  },
  "luminance": 0.05937
}

Semantic roles & 50–950 ramp

primary

#6B371B

secondary

#427FA0

accent

#ACE345

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0F0703

muted

#7E7A78

Preview Lab

Preview with #6B371B

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

Preview Lab → · Contrast checker → · Palette generator →