#711B11#711B11

#711B11 is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.5% C 0.122 H 30.4°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#711B11
RGB	rgb(113, 27, 17)
HSL	hsl(6, 74%, 25%)
HSV	hsv(6, 85%, 44%)
CMYK	cmyk(0%, 76.1%, 85%, 55.7%)
CIE-LAB	lab(24.75, 36.91, 28.62)
CIE-LCH	lch(24.75, 46.71, 37.79°)
OKLab	oklab(36.55% 0.1048 0.0614)
OKLCH	oklch(36.55% 0.122 30.4)
XYZ	xyz(7.3040, 4.3362, 0.9826)
Luminance	0.0433 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#711B11 #116771

analogous

#711137 #711B11 #714B11

triadic

#711B11 #11711B #1B1171

tetradic

#711B11 #377111 #116771 #4B1171

square

#711B11 #377111 #116771 #4B1171

split-complementary

#711B11 #11714B #113771

monochromatic

#1B0604 #3C0E09 #711B11 #A62819 #DB3421

Accessibility & contrast

On white

11.25

#711B11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#711B11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #711B11

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##711B11	#FFFFFF	#000000	##FFFFFF
##711B11	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)

#352F0F

Deuteranopia (green-blind)

#4A420D

Tritanopia (blue-blind)

#7D001A

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #711b11;
/* rgb */ color: rgb(113, 27, 17);
/* oklch */ color: oklch(36.5% 0.122 30.4);

Tailwind

colors: {
  custom: {
    50: '#a25e50',
    500: '#711b11',
    950: '#000000',
  },
}

SCSS

$custom: #711b11;
$custom-light: #a25e50;
$custom-dark: #000000;

JSON

{
  "hex": "#711b11",
  "rgb": {
    "r": 113,
    "g": 27,
    "b": 17
  },
  "hsl": {
    "h": 6.25,
    "s": 73.846,
    "l": 25.49
  },
  "oklch": {
    "l": 0.36548,
    "c": 0.12151,
    "h": 30.4
  },
  "luminance": 0.04335
}

Semantic roles & 50–950 ramp

primary

#711B11

secondary

#369CA8

accent

#DDF137

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100502

muted

#7F7978

Preview Lab

Preview with #711B11

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

Preview Lab → · Contrast checker → · Palette generator →