#75311F#75311F

#75311F is a dark, moderate red. Relative luminance 0.061; OKLCH L 40.4% C 0.100 H 35.8°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#75311F
RGB	rgb(117, 49, 31)
HSL	hsl(13, 58%, 29%)
HSV	hsv(13, 74%, 46%)
CMYK	cmyk(0%, 58.1%, 73.5%, 54.1%)
CIE-LAB	lab(29.61, 28.59, 25.76)
CIE-LCH	lch(29.61, 38.49, 42.02°)
OKLab	oklab(40.4% 0.0815 0.0588)
OKLCH	oklch(40.4% 0.1 35.8)
XYZ	xyz(8.6826, 6.0786, 2.0121)
Luminance	0.0608 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#75311F #1F6375

analogous

#751F38 #75311F #755C1F

triadic

#75311F #1F7531 #311F75

tetradic

#75311F #38751F #1F6375 #5C1F75

square

#75311F #38751F #1F6375 #5C1F75

split-complementary

#75311F #1F755C #1F3875

monochromatic

#180A06 #451D12 #75311F #A5452C #CD5F42

Accessibility & contrast

On white

9.48

#75311F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#75311F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #75311F

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##75311F	#FFFFFF	#000000	##FFFFFF
##75311F	1.00	9.48	2.22	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C1D

Deuteranopia (green-blind)

#544B1D

Tritanopia (blue-blind)

#81232D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #75311f;
/* rgb */ color: rgb(117, 49, 31);
/* oklch */ color: oklch(40.4% 0.100 35.8);

Tailwind

colors: {
  custom: {
    50: '#a26b5b',
    500: '#75311f',
    950: '#000000',
  },
}

SCSS

$custom: #75311f;
$custom-light: #a26b5b;
$custom-dark: #000000;

JSON

{
  "hex": "#75311f",
  "rgb": {
    "r": 117,
    "g": 49,
    "b": 31
  },
  "hsl": {
    "h": 12.558,
    "s": 58.108,
    "l": 29.02
  },
  "oklch": {
    "l": 0.404,
    "c": 0.10047,
    "h": 35.8
  },
  "luminance": 0.06077
}

Semantic roles & 50–950 ramp

primary

#75311F

secondary

#4794A9

accent

#C1E146

background

#FAF6F5

surface

#F4EBE9

border

#CEC6C5

text

#100704

muted

#7F7A79

Preview Lab

Preview with #75311F

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

Preview Lab → · Contrast checker → · Palette generator →