#B13034#B13034

#B13034 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.9% C 0.165 H 23.7°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#B13034
RGB	rgb(177, 48, 52)
HSL	hsl(358, 57%, 44%)
HSV	hsv(358, 73%, 69%)
CMYK	cmyk(0%, 72.9%, 70.6%, 30.6%)
CIE-LAB	lab(40.75, 51.82, 28.88)
CIE-LCH	lch(40.75, 59.33, 29.13°)
OKLab	oklab(50.93% 0.1514 0.0666)
OKLCH	oklch(50.93% 0.165 23.7)
XYZ	xyz(19.8104, 11.7119, 4.4656)
Luminance	0.1171 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13034 #30B1AD

analogous

#B13074 #B13034 #B16D30

triadic

#B13034 #34B130 #3034B1

tetradic

#B13034 #74B130 #30B1AD #6D30B1

square

#B13034 #74B130 #30B1AD #6D30B1

split-complementary

#B13034 #30B16D #3074B1

monochromatic

#511618 #812326 #B13034 #CF4F53 #DC7F82

Accessibility & contrast

On white

6.28

#B13034 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#B13034 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13034

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13034	#FFFFFF	#000000	##FFFFFF
##B13034	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E33

Deuteranopia (green-blind)

#756A30

Tritanopia (blue-blind)

#C30033

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b13034;
/* rgb */ color: rgb(177, 48, 52);
/* oklch */ color: oklch(50.9% 0.165 23.7);

Tailwind

colors: {
  custom: {
    50: '#d0726b',
    500: '#b13034',
    950: '#000000',
  },
}

SCSS

$custom: #b13034;
$custom-light: #d0726b;
$custom-dark: #000000;

JSON

{
  "hex": "#b13034",
  "rgb": {
    "r": 177,
    "g": 48,
    "b": 52
  },
  "hsl": {
    "h": 358.14,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5093,
    "c": 0.16543,
    "h": 23.7
  },
  "luminance": 0.11709
}

Semantic roles & 50–950 ramp

primary

#B13034

secondary

#78C5C3

accent

#E1DC47

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #B13034

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

Preview Lab → · Contrast checker → · Palette generator →