#B23D29#B23D29

#B23D29 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.4% C 0.156 H 32.1°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#B23D29
RGB	rgb(178, 61, 41)
HSL	hsl(9, 63%, 43%)
HSV	hsv(9, 77%, 70%)
CMYK	cmyk(0%, 65.7%, 77%, 30.2%)
CIE-LAB	lab(42.71, 46.45, 37.49)
CIE-LCH	lch(42.71, 59.69, 38.90°)
OKLab	oklab(52.39% 0.1321 0.0829)
OKLCH	oklch(52.39% 0.156 32.1)
XYZ	xyz(20.4313, 12.9655, 3.5242)
Luminance	0.1296 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23D29 #299EB2

analogous

#B22959 #B23D29 #B28129

triadic

#B23D29 #29B23D #3D29B2

tetradic

#B23D29 #59B229 #299EB2 #8129B2

square

#B23D29 #59B229 #299EB2 #8129B2

split-complementary

#B23D29 #29B281 #2959B2

monochromatic

#4F1B12 #802C1E #B23D29 #D45944 #DF8576

Accessibility & contrast

On white

5.85

#B23D29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B23D29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23D29

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23D29	#FFFFFF	#000000	##FFFFFF
##B23D29	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)

#5E5526

Deuteranopia (green-blind)

#7B6E25

Tritanopia (blue-blind)

#C41C39

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b23d29;
/* rgb */ color: rgb(178, 61, 41);
/* oklch */ color: oklch(52.4% 0.156 32.1);

Tailwind

colors: {
  custom: {
    50: '#d17864',
    500: '#b23d29',
    950: '#000000',
  },
}

SCSS

$custom: #b23d29;
$custom-light: #d17864;
$custom-dark: #000000;

JSON

{
  "hex": "#b23d29",
  "rgb": {
    "r": 178,
    "g": 61,
    "b": 41
  },
  "hsl": {
    "h": 8.759,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.52385,
    "c": 0.15598,
    "h": 32.1
  },
  "luminance": 0.12963
}

Semantic roles & 50–950 ramp

primary

#B23D29

secondary

#70BAC7

accent

#CEE642

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B23D29

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

Preview Lab → · Contrast checker → · Palette generator →