#B43530#B43530

#B43530 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.9% C 0.164 H 26.8°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#B43530
RGB	rgb(180, 53, 48)
HSL	hsl(2, 58%, 45%)
HSV	hsv(2, 73%, 71%)
CMYK	cmyk(0%, 70.6%, 73.3%, 29.4%)
CIE-LAB	lab(41.95, 50.72, 32.79)
CIE-LCH	lch(41.95, 60.39, 32.88°)
OKLab	oklab(51.91% 0.1467 0.0742)
OKLCH	oklch(51.91% 0.164 26.8)
XYZ	xyz(20.6313, 12.4660, 4.1156)
Luminance	0.1246 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43530 #30AFB4

analogous

#B4306D #B43530 #B47730

triadic

#B43530 #30B435 #3530B4

tetradic

#B43530 #6DB430 #30AFB4 #7730B4

square

#B43530 #6DB430 #30AFB4 #7730B4

split-complementary

#B43530 #30B477 #306DB4

monochromatic

#531916 #842723 #B43530 #D15651 #DD8581

Accessibility & contrast

On white

6.01

#B43530 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#B43530 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43530

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43530	#FFFFFF	#000000	##FFFFFF
##B43530	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512E

Deuteranopia (green-blind)

#796D2C

Tritanopia (blue-blind)

#C60635

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b43530;
/* rgb */ color: rgb(180, 53, 48);
/* oklch */ color: oklch(51.9% 0.164 26.8);

Tailwind

colors: {
  custom: {
    50: '#d37569',
    500: '#b43530',
    950: '#000000',
  },
}

SCSS

$custom: #b43530;
$custom-light: #d37569;
$custom-dark: #000000;

JSON

{
  "hex": "#b43530",
  "rgb": {
    "r": 180,
    "g": 53,
    "b": 48
  },
  "hsl": {
    "h": 2.273,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51905,
    "c": 0.16441,
    "h": 26.8
  },
  "luminance": 0.12463
}

Semantic roles & 50–950 ramp

primary

#B43530

secondary

#79C4C6

accent

#DBE147

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43530

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

Preview Lab → · Contrast checker → · Palette generator →