#751A21#751A21

#751A21 is a dark, vivid red. Relative luminance 0.046; OKLCH L 37.4% C 0.125 H 21.8°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#751A21
RGB	rgb(117, 26, 33)
HSL	hsl(355, 64%, 28%)
HSV	hsv(355, 78%, 46%)
CMYK	cmyk(0%, 77.8%, 71.8%, 54.1%)
CIE-LAB	lab(25.66, 39.39, 19.84)
CIE-LCH	lch(25.66, 44.10, 26.73°)
OKLab	oklab(37.44% 0.1158 0.0462)
OKLCH	oklch(37.44% 0.125 21.8)
XYZ	xyz(7.9809, 4.6317, 1.9123)
Luminance	0.0463 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#751A21 #1A756E

analogous

#751A4E #751A21 #75411A

triadic

#751A21 #21751A #1A2175

tetradic

#751A21 #4E751A #1A756E #411A75

square

#751A21 #4E751A #1A756E #411A75

split-complementary

#751A21 #1A7541 #1A4E75

monochromatic

#190607 #430F13 #751A21 #A7252F #D33743

Accessibility & contrast

On white

10.90

#751A21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#751A21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #751A21

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##751A21	#FFFFFF	#000000	##FFFFFF
##751A21	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343020

Deuteranopia (green-blind)

#4B441E

Tritanopia (blue-blind)

#81001D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #751a21;
/* rgb */ color: rgb(117, 26, 33);
/* oklch */ color: oklch(37.4% 0.125 21.8);

Tailwind

colors: {
  custom: {
    50: '#a45f5c',
    500: '#751a21',
    950: '#000000',
  },
}

SCSS

$custom: #751a21;
$custom-light: #a45f5c;
$custom-dark: #000000;

JSON

{
  "hex": "#751a21",
  "rgb": {
    "r": 117,
    "g": 26,
    "b": 33
  },
  "hsl": {
    "h": 355.385,
    "s": 63.636,
    "l": 28.039
  },
  "oklch": {
    "l": 0.37441,
    "c": 0.12465,
    "h": 21.8
  },
  "luminance": 0.04631
}

Semantic roles & 50–950 ramp

primary

#751A21

secondary

#41AAA2

accent

#E7DA41

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#100504

muted

#7F7979

Preview Lab

Preview with #751A21

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

Preview Lab → · Contrast checker → · Palette generator →