#B23E29#B23E29

#B23E29 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.5% C 0.155 H 32.5°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#B23E29
RGB	rgb(178, 62, 41)
HSL	hsl(9, 63%, 43%)
HSV	hsv(9, 77%, 70%)
CMYK	cmyk(0%, 65.2%, 77%, 30.2%)
CIE-LAB	lab(42.87, 46.02, 37.66)
CIE-LCH	lch(42.87, 59.46, 39.30°)
OKLab	oklab(52.51% 0.1308 0.0832)
OKLCH	oklch(52.51% 0.155 32.5)
XYZ	xyz(20.4852, 13.0733, 3.5421)
Luminance	0.1307 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23E29 #299DB2

analogous

#B22958 #B23E29 #B28229

triadic

#B23E29 #29B23E #3E29B2

tetradic

#B23E29 #58B229 #299DB2 #8229B2

square

#B23E29 #58B229 #299DB2 #8229B2

split-complementary

#B23E29 #29B282 #2958B2

monochromatic

#4F1B12 #802D1E #B23E29 #D45A44 #DF8676

Accessibility & contrast

On white

5.81

#B23E29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B23E29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23E29

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23E29	#FFFFFF	#000000	##FFFFFF
##B23E29	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5526

Deuteranopia (green-blind)

#7C6F25

Tritanopia (blue-blind)

#C41E3A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b23e29;
/* rgb */ color: rgb(178, 62, 41);
/* oklch */ color: oklch(52.5% 0.155 32.5);

Tailwind

colors: {
  custom: {
    50: '#d17964',
    500: '#b23e29',
    950: '#000000',
  },
}

SCSS

$custom: #b23e29;
$custom-light: #d17964;
$custom-dark: #000000;

JSON

{
  "hex": "#b23e29",
  "rgb": {
    "r": 178,
    "g": 62,
    "b": 41
  },
  "hsl": {
    "h": 9.197,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.52507,
    "c": 0.15502,
    "h": 32.5
  },
  "luminance": 0.1307
}

Semantic roles & 50–950 ramp

primary

#B23E29

secondary

#70BAC7

accent

#CDE642

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B23E29

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

Preview Lab → · Contrast checker → · Palette generator →