#751F1F#751F1F

#751F1F is a dark, moderate red. Relative luminance 0.049; OKLCH L 37.9% C 0.120 H 24.9°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#751F1F
RGB	rgb(117, 31, 31)
HSL	hsl(0, 58%, 29%)
HSV	hsv(0, 74%, 46%)
CMYK	cmyk(0%, 73.5%, 73.5%, 54.1%)
CIE-LAB	lab(26.34, 37.31, 21.96)
CIE-LCH	lch(26.34, 43.29, 30.48°)
OKLab	oklab(37.94% 0.1087 0.0505)
OKLCH	oklch(37.94% 0.12 24.9)
XYZ	xyz(8.0743, 4.8620, 1.8094)
Luminance	0.0486 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#751F1F #1F7575

analogous

#751F4A #751F1F #754A1F

triadic

#751F1F #1F751F #1F1F75

tetradic

#751F1F #4A751F #1F7575 #4A1F75

square

#751F1F #4A751F #1F7575 #4A1F75

split-complementary

#751F1F #1F754A #1F4A75

monochromatic

#180606 #451212 #751F1F #A52C2C #CD4242

Accessibility & contrast

On white

10.65

#751F1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#751F1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #751F1F

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##751F1F	#FFFFFF	#000000	##FFFFFF
##751F1F	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37331E

Deuteranopia (green-blind)

#4D451C

Tritanopia (blue-blind)

#810320

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #751f1f;
/* rgb */ color: rgb(117, 31, 31);
/* oklch */ color: oklch(37.9% 0.120 24.9);

Tailwind

colors: {
  custom: {
    50: '#a3615a',
    500: '#751f1f',
    950: '#000000',
  },
}

SCSS

$custom: #751f1f;
$custom-light: #a3615a;
$custom-dark: #000000;

JSON

{
  "hex": "#751f1f",
  "rgb": {
    "r": 117,
    "g": 31,
    "b": 31
  },
  "hsl": {
    "h": 0,
    "s": 58.108,
    "l": 29.02
  },
  "oklch": {
    "l": 0.37937,
    "c": 0.11987,
    "h": 24.9
  },
  "luminance": 0.04861
}

Semantic roles & 50–950 ramp

primary

#751F1F

secondary

#47A9A9

accent

#E1E146

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#100504

muted

#7F7979

Preview Lab

Preview with #751F1F

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

Preview Lab → · Contrast checker → · Palette generator →