#B4233E#B4233E

#B4233E is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.5% C 0.179 H 17.0°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#B4233E
RGB	rgb(180, 35, 62)
HSL	hsl(349, 67%, 42%)
HSV	hsv(349, 81%, 71%)
CMYK	cmyk(0%, 80.6%, 65.6%, 29.4%)
CIE-LAB	lab(40.01, 57.43, 21.92)
CIE-LCH	lch(40.01, 61.48, 20.89°)
OKLab	oklab(50.53% 0.1711 0.0523)
OKLCH	oklch(50.53% 0.179 17)
XYZ	xyz(20.2952, 11.2563, 5.6605)
Luminance	0.1125 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4233E #23B499

analogous

#B42386 #B4233E #B45123

triadic

#B4233E #3EB423 #233EB4

tetradic

#B4233E #86B423 #23B499 #5123B4

square

#B4233E #86B423 #23B499 #5123B4

split-complementary

#B4233E #23B451 #2386B4

monochromatic

#4E0F1B #81192C #B4233E #D93B59 #E36E84

Accessibility & contrast

On white

6.46

#B4233E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#B4233E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4233E

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4233E	#FFFFFF	#000000	##FFFFFF
##B4233E	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4B3E

Deuteranopia (green-blind)

#73693A

Tritanopia (blue-blind)

#C6002F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b4233e;
/* rgb */ color: rgb(180, 35, 62);
/* oklch */ color: oklch(50.5% 0.179 17.0);

Tailwind

colors: {
  custom: {
    50: '#d26d73',
    500: '#b4233e',
    950: '#000000',
  },
}

SCSS

$custom: #b4233e;
$custom-light: #d26d73;
$custom-dark: #000000;

JSON

{
  "hex": "#b4233e",
  "rgb": {
    "r": 180,
    "g": 35,
    "b": 62
  },
  "hsl": {
    "h": 348.828,
    "s": 67.442,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50533,
    "c": 0.17894,
    "h": 17
  },
  "luminance": 0.11253
}

Semantic roles & 50–950 ramp

primary

#B4233E

secondary

#69C9B8

accent

#EACA3D

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160808

muted

#847B7B

Preview Lab

Preview with #B4233E

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

Preview Lab → · Contrast checker → · Palette generator →