#B13C38#B13C38

#B13C38 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.3% C 0.153 H 25.8°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B13C38
RGB	rgb(177, 60, 56)
HSL	hsl(2, 52%, 46%)
HSV	hsv(2, 68%, 69%)
CMYK	cmyk(0%, 66.1%, 68.4%, 30.6%)
CIE-LAB	lab(42.56, 47.25, 28.66)
CIE-LCH	lch(42.56, 55.26, 31.24°)
OKLab	oklab(52.3% 0.1378 0.0668)
OKLCH	oklch(52.3% 0.153 25.8)
XYZ	xyz(20.4633, 12.8672, 5.1467)
Luminance	0.1286 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13C38 #38ADB1

analogous

#B13871 #B13C38 #B17838

triadic

#B13C38 #38B13C #3C38B1

tetradic

#B13C38 #71B138 #38ADB1 #7838B1

square

#B13C38 #71B138 #38ADB1 #7838B1

split-complementary

#B13C38 #38B178 #3871B1

monochromatic

#541C1B #832C29 #B13C38 #CB5F5B #DA8C8A

Accessibility & contrast

On white

5.88

#B13C38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B13C38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13C38

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13C38	#FFFFFF	#000000	##FFFFFF
##B13C38	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5537

Deuteranopia (green-blind)

#796E35

Tritanopia (blue-blind)

#C21F3C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b13c38;
/* rgb */ color: rgb(177, 60, 56);
/* oklch */ color: oklch(52.3% 0.153 25.8);

Tailwind

colors: {
  custom: {
    50: '#cf786f',
    500: '#b13c38',
    950: '#000000',
  },
}

SCSS

$custom: #b13c38;
$custom-light: #cf786f;
$custom-dark: #000000;

JSON

{
  "hex": "#b13c38",
  "rgb": {
    "r": 177,
    "g": 60,
    "b": 56
  },
  "hsl": {
    "h": 1.983,
    "s": 51.931,
    "l": 45.686
  },
  "oklch": {
    "l": 0.523,
    "c": 0.15313,
    "h": 25.8
  },
  "luminance": 0.12864
}

Semantic roles & 50–950 ramp

primary

#B13C38

secondary

#81C2C4

accent

#D7DB4C

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B13C38

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

Preview Lab → · Contrast checker → · Palette generator →