#B13E35#B13E35

#B13E35 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.5% C 0.152 H 27.9°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#B13E35
RGB	rgb(177, 62, 53)
HSL	hsl(4, 54%, 45%)
HSV	hsv(4, 70%, 69%)
CMYK	cmyk(0%, 65%, 70.1%, 30.6%)
CIE-LAB	lab(42.84, 46.22, 30.76)
CIE-LCH	lch(42.84, 55.52, 33.65°)
OKLab	oklab(52.5% 0.134 0.0709)
OKLCH	oklch(52.5% 0.152 27.9)
XYZ	xyz(20.4988, 13.0523, 4.8074)
Luminance	0.1305 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13E35 #35A8B1

analogous

#B1356A #B13E35 #B17C35

triadic

#B13E35 #35B13E #3E35B1

tetradic

#B13E35 #6AB135 #35A8B1 #7C35B1

square

#B13E35 #6AB135 #35A8B1 #7C35B1

split-complementary

#B13E35 #35B17C #356AB1

monochromatic

#531D19 #822E27 #B13E35 #CD5F57 #DB8C86

Accessibility & contrast

On white

5.82

#B13E35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B13E35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13E35

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13E35	#FFFFFF	#000000	##FFFFFF
##B13E35	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)

#5D5533

Deuteranopia (green-blind)

#7A6E32

Tritanopia (blue-blind)

#C2223D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b13e35;
/* rgb */ color: rgb(177, 62, 53);
/* oklch */ color: oklch(52.5% 0.152 27.9);

Tailwind

colors: {
  custom: {
    50: '#d0796c',
    500: '#b13e35',
    950: '#000000',
  },
}

SCSS

$custom: #b13e35;
$custom-light: #d0796c;
$custom-dark: #000000;

JSON

{
  "hex": "#b13e35",
  "rgb": {
    "r": 177,
    "g": 62,
    "b": 53
  },
  "hsl": {
    "h": 4.355,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.52496,
    "c": 0.15157,
    "h": 27.9
  },
  "luminance": 0.13049
}

Semantic roles & 50–950 ramp

primary

#B13E35

secondary

#7DBFC4

accent

#D3DD4B

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B13E35

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

Preview Lab → · Contrast checker → · Palette generator →