#B13E30#B13E30

#B13E30 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.4% C 0.153 H 29.9°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B13E30
RGB	rgb(177, 62, 48)
HSL	hsl(7, 57%, 44%)
HSV	hsv(7, 73%, 69%)
CMYK	cmyk(0%, 65%, 72.9%, 30.6%)
CIE-LAB	lab(42.78, 45.97, 33.59)
CIE-LCH	lch(42.78, 56.93, 36.15°)
OKLab	oklab(52.43% 0.1322 0.0761)
OKLCH	oklch(52.43% 0.153 29.9)
XYZ	xyz(20.3898, 13.0087, 4.2330)
Luminance	0.1301 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13E30 #30A3B1

analogous

#B13063 #B13E30 #B17F30

triadic

#B13E30 #30B13E #3E30B1

tetradic

#B13E30 #63B130 #30A3B1 #7F30B1

square

#B13E30 #63B130 #30A3B1 #7F30B1

split-complementary

#B13E30 #30B17F #3063B1

monochromatic

#511C16 #812D23 #B13E30 #CF5D4F #DC897F

Accessibility & contrast

On white

5.83

#B13E30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B13E30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13E30

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13E30	#FFFFFF	#000000	##FFFFFF
##B13E30	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E552E

Deuteranopia (green-blind)

#7A6E2C

Tritanopia (blue-blind)

#C3203B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b13e30;
/* rgb */ color: rgb(177, 62, 48);
/* oklch */ color: oklch(52.4% 0.153 29.9);

Tailwind

colors: {
  custom: {
    50: '#d07969',
    500: '#b13e30',
    950: '#000000',
  },
}

SCSS

$custom: #b13e30;
$custom-light: #d07969;
$custom-dark: #000000;

JSON

{
  "hex": "#b13e30",
  "rgb": {
    "r": 177,
    "g": 62,
    "b": 48
  },
  "hsl": {
    "h": 6.512,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52426,
    "c": 0.15251,
    "h": 29.9
  },
  "luminance": 0.13006
}

Semantic roles & 50–950 ramp

primary

#B13E30

secondary

#78BDC5

accent

#D0E147

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B13E30

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

Preview Lab → · Contrast checker → · Palette generator →