#721B10#721B10

#721B10 is a dark, vivid red. Relative luminance 0.044; OKLCH L 36.7% C 0.123 H 30.7°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#721B10
RGB	rgb(114, 27, 16)
HSL	hsl(7, 75%, 25%)
HSV	hsv(7, 86%, 45%)
CMYK	cmyk(0%, 76.3%, 86%, 55.3%)
CIE-LAB	lab(24.95, 37.23, 29.45)
CIE-LCH	lch(24.95, 47.48, 38.35°)
OKLab	oklab(36.73% 0.1055 0.0628)
OKLCH	oklch(36.73% 0.123 30.7)
XYZ	xyz(7.4258, 4.3998, 0.9484)
Luminance	0.0440 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#721B10 #106772

analogous

#721036 #721B10 #724C10

triadic

#721B10 #10721B #1B1072

tetradic

#721B10 #367210 #106772 #4C1072

square

#721B10 #367210 #106772 #4C1072

split-complementary

#721B10 #10724C #103672

monochromatic

#1B0604 #3C0E08 #721B10 #A82818 #DD341F

Accessibility & contrast

On white

11.17

#721B10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#721B10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #721B10

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##721B10	#FFFFFF	#000000	##FFFFFF
##721B10	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#352F0E

Deuteranopia (green-blind)

#4B420B

Tritanopia (blue-blind)

#7E0019

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #721b10;
/* rgb */ color: rgb(114, 27, 16);
/* oklch */ color: oklch(36.7% 0.123 30.7);

Tailwind

colors: {
  custom: {
    50: '#a25e4f',
    500: '#721b10',
    950: '#000000',
  },
}

SCSS

$custom: #721b10;
$custom-light: #a25e4f;
$custom-dark: #000000;

JSON

{
  "hex": "#721b10",
  "rgb": {
    "r": 114,
    "g": 27,
    "b": 16
  },
  "hsl": {
    "h": 6.735,
    "s": 75.385,
    "l": 25.49
  },
  "oklch": {
    "l": 0.36731,
    "c": 0.12276,
    "h": 30.7
  },
  "luminance": 0.04399
}

Semantic roles & 50–950 ramp

primary

#721B10

secondary

#349CA9

accent

#DDF236

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100502

muted

#7F7978

Preview Lab

Preview with #721B10

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

Preview Lab → · Contrast checker → · Palette generator →