#B54130#B54130

#B54130 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.5% C 0.154 H 31.0°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#B54130
RGB	rgb(181, 65, 48)
HSL	hsl(8, 58%, 45%)
HSV	hsv(8, 73%, 71%)
CMYK	cmyk(0%, 64.1%, 73.5%, 29%)
CIE-LAB	lab(43.97, 46.05, 35.13)
CIE-LCH	lch(43.97, 57.92, 37.33°)
OKLab	oklab(53.46% 0.132 0.0793)
OKLCH	oklch(53.46% 0.154 31)
XYZ	xyz(21.4821, 13.8208, 4.3322)
Luminance	0.1382 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B54130 #30A4B5

analogous

#B53062 #B54130 #B58330

triadic

#B54130 #30B541 #4130B5

tetradic

#B54130 #62B530 #30A4B5 #8330B5

square

#B54130 #62B530 #30A4B5 #8330B5

split-complementary

#B54130 #30B583 #3062B5

monochromatic

#541E16 #853023 #B54130 #D16251 #DE8D82

Accessibility & contrast

On white

5.58

#B54130 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B54130 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B54130

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B54130	#FFFFFF	#000000	##FFFFFF
##B54130	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61582D

Deuteranopia (green-blind)

#7E712C

Tritanopia (blue-blind)

#C7243E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b54130;
/* rgb */ color: rgb(181, 65, 48);
/* oklch */ color: oklch(53.5% 0.154 31.0);

Tailwind

colors: {
  custom: {
    50: '#d37b69',
    500: '#b54130',
    950: '#000000',
  },
}

SCSS

$custom: #b54130;
$custom-light: #d37b69;
$custom-dark: #000000;

JSON

{
  "hex": "#b54130",
  "rgb": {
    "r": 181,
    "g": 65,
    "b": 48
  },
  "hsl": {
    "h": 7.669,
    "s": 58.079,
    "l": 44.902
  },
  "oklch": {
    "l": 0.5346,
    "c": 0.15393,
    "h": 31
  },
  "luminance": 0.13818
}

Semantic roles & 50–950 ramp

primary

#B54130

secondary

#7ABDC7

accent

#CEE146

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B54130

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

Preview Lab → · Contrast checker → · Palette generator →