#B13A2E#B13A2E

#B13A2E is a mid, vivid red. Relative luminance 0.126; OKLCH L 51.9% C 0.157 H 29.2°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#B13A2E
RGB	rgb(177, 58, 46)
HSL	hsl(5, 59%, 44%)
HSV	hsv(5, 74%, 69%)
CMYK	cmyk(0%, 67.2%, 74%, 30.6%)
CIE-LAB	lab(42.11, 47.60, 33.98)
CIE-LCH	lch(42.11, 58.49, 35.53°)
OKLab	oklab(51.92% 0.1368 0.0766)
OKLCH	oklch(51.92% 0.157 29.2)
XYZ	xyz(20.1399, 12.5734, 3.9507)
Luminance	0.1257 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13A2E #2EA5B1

analogous

#B12E63 #B13A2E #B17B2E

triadic

#B13A2E #2EB13A #3A2EB1

tetradic

#B13A2E #63B12E #2EA5B1 #7B2EB1

square

#B13A2E #63B12E #2EA5B1 #7B2EB1

split-complementary

#B13A2E #2EB17B #2E63B1

monochromatic

#501A15 #802A21 #B13A2E #D0584C #DD857C

Accessibility & contrast

On white

5.98

#B13A2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#B13A2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13A2E

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13A2E	#FFFFFF	#000000	##FFFFFF
##B13A2E	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C532C

Deuteranopia (green-blind)

#796D2A

Tritanopia (blue-blind)

#C31838

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b13a2e;
/* rgb */ color: rgb(177, 58, 46);
/* oklch */ color: oklch(51.9% 0.157 29.2);

Tailwind

colors: {
  custom: {
    50: '#d07767',
    500: '#b13a2e',
    950: '#000000',
  },
}

SCSS

$custom: #b13a2e;
$custom-light: #d07767;
$custom-dark: #000000;

JSON

{
  "hex": "#b13a2e",
  "rgb": {
    "r": 177,
    "g": 58,
    "b": 46
  },
  "hsl": {
    "h": 5.496,
    "s": 58.744,
    "l": 43.725
  },
  "oklch": {
    "l": 0.5192,
    "c": 0.1568,
    "h": 29.2
  },
  "luminance": 0.1257
}

Semantic roles & 50–950 ramp

primary

#B13A2E

secondary

#75BEC6

accent

#D4E246

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B13A2E

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

Preview Lab → · Contrast checker → · Palette generator →