#B43330#B43330

#B43330 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.7% C 0.166 H 26.3°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B43330
RGB	rgb(180, 51, 48)
HSL	hsl(1, 58%, 45%)
HSV	hsv(1, 73%, 71%)
CMYK	cmyk(0%, 71.7%, 73.3%, 29.4%)
CIE-LAB	lab(41.67, 51.48, 32.47)
CIE-LCH	lch(41.67, 60.87, 32.24°)
OKLab	oklab(51.7% 0.1491 0.0735)
OKLCH	oklch(51.7% 0.166 26.3)
XYZ	xyz(20.5420, 12.2874, 4.0858)
Luminance	0.1228 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43330 #30B1B4

analogous

#B4306F #B43330 #B47530

triadic

#B43330 #30B433 #3330B4

tetradic

#B43330 #6FB430 #30B1B4 #7530B4

square

#B43330 #6FB430 #30B1B4 #7530B4

split-complementary

#B43330 #30B475 #306FB4

monochromatic

#531816 #842523 #B43330 #D15451 #DD8381

Accessibility & contrast

On white

6.07

#B43330 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B43330 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43330

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43330	#FFFFFF	#000000	##FFFFFF
##B43330	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58502E

Deuteranopia (green-blind)

#786D2B

Tritanopia (blue-blind)

#C60034

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b43330;
/* rgb */ color: rgb(180, 51, 48);
/* oklch */ color: oklch(51.7% 0.166 26.3);

Tailwind

colors: {
  custom: {
    50: '#d37469',
    500: '#b43330',
    950: '#000000',
  },
}

SCSS

$custom: #b43330;
$custom-light: #d37469;
$custom-dark: #000000;

JSON

{
  "hex": "#b43330",
  "rgb": {
    "r": 180,
    "g": 51,
    "b": 48
  },
  "hsl": {
    "h": 1.364,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51698,
    "c": 0.16626,
    "h": 26.3
  },
  "luminance": 0.12284
}

Semantic roles & 50–950 ramp

primary

#B43330

secondary

#79C5C6

accent

#DEE147

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43330

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

Preview Lab → · Contrast checker → · Palette generator →