#711B10#711B10

#711B10 is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.5% C 0.122 H 30.8°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#711B10
RGB	rgb(113, 27, 16)
HSL	hsl(7, 75%, 25%)
HSV	hsv(7, 86%, 44%)
CMYK	cmyk(0%, 76.1%, 85.8%, 55.7%)
CIE-LAB	lab(24.74, 36.88, 29.18)
CIE-LCH	lch(24.74, 47.03, 38.35°)
OKLab	oklab(36.54% 0.1045 0.0623)
OKLCH	oklch(36.54% 0.122 30.8)
XYZ	xyz(7.2964, 4.3331, 0.9423)
Luminance	0.0433 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#711B10 #106671

analogous

#711035 #711B10 #714B10

triadic

#711B10 #10711B #1B1071

tetradic

#711B10 #357110 #106671 #4B1071

square

#711B10 #357110 #106671 #4B1071

split-complementary

#711B10 #10714B #103571

monochromatic

#1B0604 #3B0E08 #711B10 #A72818 #DC351F

Accessibility & contrast

On white

11.25

#711B10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#711B10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #711B10

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##711B10	#FFFFFF	#000000	##FFFFFF
##711B10	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#352F0E

Deuteranopia (green-blind)

#4A420C

Tritanopia (blue-blind)

#7D0019

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #711b10;
/* rgb */ color: rgb(113, 27, 16);
/* oklch */ color: oklch(36.5% 0.122 30.8);

Tailwind

colors: {
  custom: {
    50: '#a25e4f',
    500: '#711b10',
    950: '#000000',
  },
}

SCSS

$custom: #711b10;
$custom-light: #a25e4f;
$custom-dark: #000000;

JSON

{
  "hex": "#711b10",
  "rgb": {
    "r": 113,
    "g": 27,
    "b": 16
  },
  "hsl": {
    "h": 6.804,
    "s": 75.194,
    "l": 25.294
  },
  "oklch": {
    "l": 0.36537,
    "c": 0.12167,
    "h": 30.8
  },
  "luminance": 0.04332
}

Semantic roles & 50–950 ramp

primary

#711B10

secondary

#349BA9

accent

#DDF236

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100502

muted

#7F7978

Preview Lab

Preview with #711B10

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

Preview Lab → · Contrast checker → · Palette generator →