#B9303D#B9303D

#B9303D is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.5% C 0.173 H 20.6°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B9303D
RGB	rgb(185, 48, 61)
HSL	hsl(354, 59%, 46%)
HSV	hsv(354, 74%, 73%)
CMYK	cmyk(0%, 74.1%, 67%, 27.5%)
CIE-LAB	lab(42.41, 54.80, 25.78)
CIE-LCH	lch(42.41, 60.56, 25.20°)
OKLab	oklab(52.48% 0.1618 0.0608)
OKLCH	oklch(52.48% 0.173 20.6)
XYZ	xyz(21.9092, 12.7684, 5.7249)
Luminance	0.1277 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9303D #30B9AC

analogous

#B93081 #B9303D #B96830

triadic

#B9303D #3DB930 #303DB9

tetradic

#B9303D #81B930 #30B9AC #6830B9

square

#B9303D #81B930 #30B9AC #6830B9

split-complementary

#B9303D #30B968 #3081B9

monochromatic

#58171D #88232D #B9303D #D35460 #DF848D

Accessibility & contrast

On white

5.91

#B9303D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B9303D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B9303D

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9303D	#FFFFFF	#000000	##FFFFFF
##B9303D	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57523C

Deuteranopia (green-blind)

#7A6F39

Tritanopia (blue-blind)

#CB0036

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b9303d;
/* rgb */ color: rgb(185, 48, 61);
/* oklch */ color: oklch(52.5% 0.173 20.6);

Tailwind

colors: {
  custom: {
    50: '#d67372',
    500: '#b9303d',
    950: '#000000',
  },
}

SCSS

$custom: #b9303d;
$custom-light: #d67372;
$custom-dark: #000000;

JSON

{
  "hex": "#b9303d",
  "rgb": {
    "r": 185,
    "g": 48,
    "b": 61
  },
  "hsl": {
    "h": 354.307,
    "s": 58.798,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52484,
    "c": 0.1728,
    "h": 20.6
  },
  "luminance": 0.12765
}

Semantic roles & 50–950 ramp

primary

#B9303D

secondary

#7CC9C1

accent

#E2D346

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160908

muted

#847B7B

Preview Lab

Preview with #B9303D

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

Preview Lab → · Contrast checker → · Palette generator →