#75101D#75101D

#75101D is a dark, vivid red. Relative luminance 0.042; OKLCH L 36.5% C 0.133 H 21.1°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#75101D
RGB	rgb(117, 16, 29)
HSL	hsl(352, 76%, 26%)
HSV	hsv(352, 86%, 46%)
CMYK	cmyk(0%, 86.3%, 75.2%, 54.1%)
CIE-LAB	lab(24.46, 42.38, 21.04)
CIE-LCH	lch(24.46, 47.31, 26.40°)
OKLab	oklab(36.53% 0.1244 0.0481)
OKLCH	oklch(36.53% 0.133 21.1)
XYZ	xyz(7.7441, 4.2424, 1.5733)
Luminance	0.0424 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#75101D #107568

analogous

#75104F #75101D #753510

triadic

#75101D #1D7510 #101D75

tetradic

#75101D #4F7510 #107568 #351075

square

#75101D #4F7510 #107568 #351075

split-complementary

#75101D #107535 #104F75

monochromatic

#1B0407 #3F0910 #75101D #AB172A #E01F38

Accessibility & contrast

On white

11.36

#75101D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#75101D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #75101D

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##75101D	#FFFFFF	#000000	##FFFFFF
##75101D	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302C1D

Deuteranopia (green-blind)

#49421A

Tritanopia (blue-blind)

#810016

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #75101d;
/* rgb */ color: rgb(117, 16, 29);
/* oklch */ color: oklch(36.5% 0.133 21.1);

Tailwind

colors: {
  custom: {
    50: '#a45b58',
    500: '#75101d',
    950: '#000000',
  },
}

SCSS

$custom: #75101d;
$custom-light: #a45b58;
$custom-dark: #000000;

JSON

{
  "hex": "#75101d",
  "rgb": {
    "r": 117,
    "g": 16,
    "b": 29
  },
  "hsl": {
    "h": 352.277,
    "s": 75.94,
    "l": 26.078
  },
  "oklch": {
    "l": 0.36529,
    "c": 0.13333,
    "h": 21.1
  },
  "luminance": 0.04241
}

Semantic roles & 50–950 ramp

primary

#75101D

secondary

#35AC9D

accent

#F3DA35

background

#FAF5F5

surface

#F5E9E9

border

#CFC5C5

text

#110403

muted

#807978

Preview Lab

Preview with #75101D

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

Preview Lab → · Contrast checker → · Palette generator →