#B53D30#B53D30

#B53D30 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.158 H 29.5°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#B53D30
RGB	rgb(181, 61, 48)
HSL	hsl(6, 58%, 45%)
HSV	hsv(6, 73%, 71%)
CMYK	cmyk(0%, 66.3%, 73.5%, 29%)
CIE-LAB	lab(43.33, 47.80, 34.40)
CIE-LCH	lch(43.33, 58.89, 35.74°)
OKLab	oklab(52.97% 0.1374 0.0777)
OKLCH	oklch(52.97% 0.158 29.5)
XYZ	xyz(21.2606, 13.3777, 4.2584)
Luminance	0.1338 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53D30 #30A8B5

analogous

#B53065 #B53D30 #B58030

triadic

#B53D30 #30B53D #3D30B5

tetradic

#B53D30 #65B530 #30A8B5 #8030B5

square

#B53D30 #65B530 #30A8B5 #8030B5

split-complementary

#B53D30 #30B580 #3065B5

monochromatic

#541C16 #852D23 #B53D30 #D15E51 #DE8B82

Accessibility & contrast

On white

5.71

#B53D30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B53D30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53D30

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53D30	#FFFFFF	#000000	##FFFFFF
##B53D30	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F562E

Deuteranopia (green-blind)

#7C702C

Tritanopia (blue-blind)

#C71C3B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b53d30;
/* rgb */ color: rgb(181, 61, 48);
/* oklch */ color: oklch(53.0% 0.158 29.5);

Tailwind

colors: {
  custom: {
    50: '#d37969',
    500: '#b53d30',
    950: '#000000',
  },
}

SCSS

$custom: #b53d30;
$custom-light: #d37969;
$custom-dark: #000000;

JSON

{
  "hex": "#b53d30",
  "rgb": {
    "r": 181,
    "g": 61,
    "b": 48
  },
  "hsl": {
    "h": 5.865,
    "s": 58.079,
    "l": 44.902
  },
  "oklch": {
    "l": 0.52973,
    "c": 0.15785,
    "h": 29.5
  },
  "luminance": 0.13375
}

Semantic roles & 50–950 ramp

primary

#B53D30

secondary

#7ABFC7

accent

#D2E146

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B53D30

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

Preview Lab → · Contrast checker → · Palette generator →