#B23D27#B23D27

#B23D27 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.156 H 32.8°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#B23D27
RGB	rgb(178, 61, 39)
HSL	hsl(9, 64%, 43%)
HSV	hsv(9, 78%, 70%)
CMYK	cmyk(0%, 65.7%, 78.1%, 30.2%)
CIE-LAB	lab(42.69, 46.37, 38.55)
CIE-LCH	lch(42.69, 60.31, 39.74°)
OKLab	oklab(52.36% 0.1315 0.0846)
OKLCH	oklch(52.36% 0.156 32.8)
XYZ	xyz(20.3973, 12.9519, 3.3450)
Luminance	0.1295 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23D27 #279CB2

analogous

#B22757 #B23D27 #B28227

triadic

#B23D27 #27B23D #3D27B2

tetradic

#B23D27 #57B227 #279CB2 #8227B2

square

#B23D27 #57B227 #279CB2 #8227B2

split-complementary

#B23D27 #27B282 #2757B2

monochromatic

#4E1B11 #802C1C #B23D27 #D55841 #E08473

Accessibility & contrast

On white

5.85

#B23D27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B23D27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23D27

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23D27	#FFFFFF	#000000	##FFFFFF
##B23D27	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5424

Deuteranopia (green-blind)

#7B6E22

Tritanopia (blue-blind)

#C41C39

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b23d27;
/* rgb */ color: rgb(178, 61, 39);
/* oklch */ color: oklch(52.4% 0.156 32.8);

Tailwind

colors: {
  custom: {
    50: '#d17863',
    500: '#b23d27',
    950: '#000000',
  },
}

SCSS

$custom: #b23d27;
$custom-light: #d17863;
$custom-dark: #000000;

JSON

{
  "hex": "#b23d27",
  "rgb": {
    "r": 178,
    "g": 61,
    "b": 39
  },
  "hsl": {
    "h": 9.496,
    "s": 64.055,
    "l": 42.549
  },
  "oklch": {
    "l": 0.52363,
    "c": 0.15637,
    "h": 32.8
  },
  "luminance": 0.12949
}

Semantic roles & 50–950 ramp

primary

#B23D27

secondary

#6DB9C8

accent

#CDE741

background

#FEF7F5

surface

#FCEEEA

border

#D5C9C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B23D27

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

Preview Lab → · Contrast checker → · Palette generator →