#751B2B#751B2B

#751B2B is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.7% C 0.123 H 15.6°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#751B2B
RGB	rgb(117, 27, 43)
HSL	hsl(349, 63%, 28%)
HSV	hsv(349, 77%, 46%)
CMYK	cmyk(0%, 76.9%, 63.2%, 54.1%)
CIE-LAB	lab(25.98, 39.65, 13.56)
CIE-LCH	lch(25.98, 41.90, 18.89°)
OKLab	oklab(37.74% 0.1188 0.0332)
OKLCH	oklch(37.74% 0.123 15.6)
XYZ	xyz(8.1649, 4.7414, 2.7703)
Luminance	0.0474 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#751B2B #1B7565

analogous

#751B58 #751B2B #75381B

triadic

#751B2B #2B751B #1B2B75

tetradic

#751B2B #58751B #1B7565 #381B75

square

#751B2B #58751B #1B7565 #381B75

split-complementary

#751B2B #1B7538 #1B5875

monochromatic

#190609 #431019 #751B2B #A7263D #D13954

Accessibility & contrast

On white

10.78

#751B2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#751B2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #751B2B

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##751B2B	#FFFFFF	#000000	##FFFFFF
##751B2B	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33322B

Deuteranopia (green-blind)

#4A4429

Tritanopia (blue-blind)

#810022

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #751b2b;
/* rgb */ color: rgb(117, 27, 43);
/* oklch */ color: oklch(37.7% 0.123 15.6);

Tailwind

colors: {
  custom: {
    50: '#a36064',
    500: '#751b2b',
    950: '#000000',
  },
}

SCSS

$custom: #751b2b;
$custom-light: #a36064;
$custom-dark: #000000;

JSON

{
  "hex": "#751b2b",
  "rgb": {
    "r": 117,
    "g": 27,
    "b": 43
  },
  "hsl": {
    "h": 349.333,
    "s": 62.5,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37745,
    "c": 0.12335,
    "h": 15.6
  },
  "luminance": 0.0474
}

Semantic roles & 50–950 ramp

primary

#751B2B

secondary

#42A997

accent

#E6C942

background

#FAF5F5

surface

#F4EAEA

border

#CEC6C6

text

#100505

muted

#7F7979

Preview Lab

Preview with #751B2B

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

Preview Lab → · Contrast checker → · Palette generator →