#6B2515#6B2515

#6B2515 is a dark, moderate red. Relative luminance 0.045; OKLCH L 36.7% C 0.104 H 34.3°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#6B2515
RGB	rgb(107, 37, 21)
HSL	hsl(11, 67%, 25%)
HSV	hsv(11, 80%, 42%)
CMYK	cmyk(0%, 65.4%, 80.4%, 58%)
CIE-LAB	lab(25.27, 30.29, 26.44)
CIE-LCH	lch(25.27, 40.20, 41.11°)
OKLab	oklab(36.73% 0.0858 0.0585)
OKLCH	oklch(36.73% 0.104 34.3)
XYZ	xyz(6.8611, 4.5040, 1.2174)
Luminance	0.0450 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B2515 #155B6B

analogous

#6B1530 #6B2515 #6B5015

triadic

#6B2515 #156B25 #25156B

tetradic

#6B2515 #306B15 #155B6B #50156B

square

#6B2515 #306B15 #155B6B #50156B

split-complementary

#6B2515 #156B50 #15306B

monochromatic

#1A0905 #38130B #6B2515 #9E371F #D14829

Accessibility & contrast

On white

11.05

#6B2515 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#6B2515 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B2515

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B2515	#FFFFFF	#000000	##FFFFFF
##6B2515	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393213

Deuteranopia (green-blind)

#4A4213

Tritanopia (blue-blind)

#761422

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #6b2515;
/* rgb */ color: rgb(107, 37, 21);
/* oklch */ color: oklch(36.7% 0.104 34.3);

Tailwind

colors: {
  custom: {
    50: '#9c6353',
    500: '#6b2515',
    950: '#000000',
  },
}

SCSS

$custom: #6b2515;
$custom-light: #9c6353;
$custom-dark: #000000;

JSON

{
  "hex": "#6b2515",
  "rgb": {
    "r": 107,
    "g": 37,
    "b": 21
  },
  "hsl": {
    "h": 11.163,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.3673,
    "c": 0.10382,
    "h": 34.3
  },
  "luminance": 0.04503
}

Semantic roles & 50–950 ramp

primary

#6B2515

secondary

#3A8EA2

accent

#CAEA3E

background

#FAF6F4

surface

#F4EBE7

border

#CEC6C3

text

#0F0502

muted

#7F7A78

Preview Lab

Preview with #6B2515

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

Preview Lab → · Contrast checker → · Palette generator →