#B5393A#B5393A

#B5393A is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.7% C 0.160 H 24.1°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#B5393A
RGB	rgb(181, 57, 58)
HSL	hsl(360, 52%, 47%)
HSV	hsv(360, 69%, 71%)
CMYK	cmyk(0%, 68.5%, 68%, 29%)
CIE-LAB	lab(42.85, 49.96, 27.98)
CIE-LCH	lch(42.85, 57.26, 29.25°)
OKLab	oklab(52.66% 0.1463 0.0654)
OKLCH	oklch(52.66% 0.16 24.1)
XYZ	xyz(21.2851, 13.0586, 5.4019)
Luminance	0.1306 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5393A #39B5B4

analogous

#B53978 #B5393A #B57639

triadic

#B5393A #3AB539 #393AB5

tetradic

#B5393A #78B539 #39B5B4 #7639B5

square

#B5393A #78B539 #39B5B4 #7639B5

split-complementary

#B5393A #39B576 #3978B5

monochromatic

#581C1C #862A2B #B5393A #CD5F60 #DB8D8E

Accessibility & contrast

On white

5.82

#B5393A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B5393A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5393A

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5393A	#FFFFFF	#000000	##FFFFFF
##B5393A	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5439

Deuteranopia (green-blind)

#7A6F36

Tritanopia (blue-blind)

#C7163B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b5393a;
/* rgb */ color: rgb(181, 57, 58);
/* oklch */ color: oklch(52.7% 0.160 24.1);

Tailwind

colors: {
  custom: {
    50: '#d37770',
    500: '#b5393a',
    950: '#000000',
  },
}

SCSS

$custom: #b5393a;
$custom-light: #d37770;
$custom-dark: #000000;

JSON

{
  "hex": "#b5393a",
  "rgb": {
    "r": 181,
    "g": 57,
    "b": 58
  },
  "hsl": {
    "h": 359.516,
    "s": 52.101,
    "l": 46.667
  },
  "oklch": {
    "l": 0.5266,
    "c": 0.16025,
    "h": 24.1
  },
  "luminance": 0.13056
}

Semantic roles & 50–950 ramp

primary

#B5393A

secondary

#84C6C5

accent

#DCDA4C

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B5393A

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

Preview Lab → · Contrast checker → · Palette generator →