#B23927#B23927

#B23927 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.9% C 0.160 H 31.3°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#B23927
RGBrgb(178, 57, 39)
HSLhsl(8, 64%, 43%)
HSVhsv(8, 78%, 70%)
CMYKcmyk(0%, 68%, 78.1%, 30.2%)
CIE-LABlab(42.06, 48.07, 37.90)
CIE-LCHlch(42.06, 61.22, 38.25°)
OKLaboklab(51.89% 0.1368 0.0832)
OKLCHoklch(51.89% 0.16 31.3)
XYZxyz(20.1917, 12.5407, 3.2765)
Luminance0.1254 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B23927 #27A0B2
analogous
#B2275A #B23927 #B27F27
triadic
#B23927 #27B239 #3927B2
tetradic
#B23927 #5AB227 #27A0B2 #7F27B2
square
#B23927 #5AB227 #27A0B2 #7F27B2
split-complementary
#B23927 #27B27F #275AB2
monochromatic
#4E1911 #80291C #B23927 #D55441 #E08173

Accessibility & contrast

On white

5.99
#B23927 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.51
#B23927 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23927
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B23927#FFFFFF#000000##FFFFFF
##B239271.005.993.515.99
#FFFFFF5.991.0021.001.00
#0000003.5121.001.0021.00
##FFFFFF5.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C5224
Deuteranopia (green-blind)
#7A6D22
Tritanopia (blue-blind)
#C41236
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #b23927;
/* rgb */ color: rgb(178, 57, 39);
/* oklch */ color: oklch(51.9% 0.160 31.3);
Tailwind
colors: {
  custom: {
    50: '#d17662',
    500: '#b23927',
    950: '#000000',
  },
}
SCSS
$custom: #b23927;
$custom-light: #d17662;
$custom-dark: #000000;
JSON
{
  "hex": "#b23927",
  "rgb": {
    "r": 178,
    "g": 57,
    "b": 39
  },
  "hsl": {
    "h": 7.77,
    "s": 64.055,
    "l": 42.549
  },
  "oklch": {
    "l": 0.51891,
    "c": 0.16011,
    "h": 31.3
  },
  "luminance": 0.12538
}

Semantic roles & 50–950 ramp

primary
#B23927
secondary
#6DBCC8
accent
#D2E741
background
#FEF7F5
surface
#FCEDEA
border
#D5C8C6
text
#160905
muted
#847B79

Preview Lab

Preview with #B23927

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

Preview Lab → · Contrast checker → · Palette generator →

#B23927 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva