#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
RGBrgb(115, 21, 40)
HSLhsl(348, 69%, 27%)
HSVhsv(348, 82%, 45%)
CMYKcmyk(0%, 81.7%, 65.2%, 54.9%)
CIE-LABlab(24.75, 40.91, 13.89)
CIE-LCHlch(24.75, 43.20, 18.76°)
OKLaboklab(36.74% 0.1225 0.0337)
OKLCHoklch(36.74% 0.127 15.4)
XYZxyz(7.7222, 4.3355, 2.4373)
Luminance0.0433 (WCAG relative)
Temperaturewarm
Familyred

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
##7315281.0011.251.8711.25
#FFFFFF11.251.0021.001.00
#0000001.8721.001.0021.00
##FFFFFF11.251.0021.001.00

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 →

#731528 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva