#731528#731528

#731528 is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.7% C 0.127 H 15.4°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#731528
RGB	rgb(115, 21, 40)
HSL	hsl(348, 69%, 27%)
HSV	hsv(348, 82%, 45%)
CMYK	cmyk(0%, 81.7%, 65.2%, 54.9%)
CIE-LAB	lab(24.75, 40.91, 13.89)
CIE-LCH	lch(24.75, 43.20, 18.76°)
OKLab	oklab(36.74% 0.1225 0.0337)
OKLCH	oklch(36.74% 0.127 15.4)
XYZ	xyz(7.7222, 4.3355, 2.4373)
Luminance	0.0433 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731528 #157360

analogous

#731557 #731528 #733115

triadic

#731528 #287315 #152873

tetradic

#731528 #577315 #157360 #311573

square

#731528 #577315 #157360 #311573

split-complementary

#731528 #157331 #155773

monochromatic

#1A0509 #3F0C16 #731528 #A71E3A #D82A4D

Accessibility & contrast

On white

11.25

#731528 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#731528 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731528

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731528	#FFFFFF	#000000	##FFFFFF
##731528	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302E28

Deuteranopia (green-blind)

#484225

Tritanopia (blue-blind)

#7F001D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #731528;
/* rgb */ color: rgb(115, 21, 40);
/* oklch */ color: oklch(36.7% 0.127 15.4);

Tailwind

colors: {
  custom: {
    50: '#a25d61',
    500: '#731528',
    950: '#000000',
  },
}

SCSS

$custom: #731528;
$custom-light: #a25d61;
$custom-dark: #000000;

JSON

{
  "hex": "#731528",
  "rgb": {
    "r": 115,
    "g": 21,
    "b": 40
  },
  "hsl": {
    "h": 347.872,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36735,
    "c": 0.12707,
    "h": 15.4
  },
  "luminance": 0.04334
}

Semantic roles & 50–950 ramp

primary

#731528

secondary

#3BA993

accent

#ECC83C

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100505

muted

#7F7979

Preview Lab

Preview with #731528

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

Preview Lab → · Contrast checker → · Palette generator →