#B13F2D#B13F2D

#B13F2D is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.5% C 0.152 H 31.5°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B13F2D
RGB	rgb(177, 63, 45)
HSL	hsl(8, 59%, 44%)
HSV	hsv(8, 75%, 69%)
CMYK	cmyk(0%, 64.4%, 74.6%, 30.6%)
CIE-LAB	lab(42.91, 45.39, 35.43)
CIE-LCH	lch(42.91, 57.58, 37.98°)
OKLab	oklab(52.51% 0.1297 0.0795)
OKLCH	oklch(52.51% 0.152 31.5)
XYZ	xyz(20.3848, 13.0945, 3.9362)
Luminance	0.1309 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13F2D #2D9FB1

analogous

#B12D5D #B13F2D #B1812D

triadic

#B13F2D #2DB13F #3F2DB1

tetradic

#B13F2D #5DB12D #2D9FB1 #812DB1

square

#B13F2D #5DB12D #2D9FB1 #812DB1

split-complementary

#B13F2D #2DB181 #2D5DB1

monochromatic

#4F1C14 #802E21 #B13F2D #D15D4A #DD887B

Accessibility & contrast

On white

5.80

#B13F2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B13F2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13F2D

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13F2D	#FFFFFF	#000000	##FFFFFF
##B13F2D	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F562A

Deuteranopia (green-blind)

#7B6F29

Tritanopia (blue-blind)

#C3223B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b13f2d;
/* rgb */ color: rgb(177, 63, 45);
/* oklch */ color: oklch(52.5% 0.152 31.5);

Tailwind

colors: {
  custom: {
    50: '#d07967',
    500: '#b13f2d',
    950: '#000000',
  },
}

SCSS

$custom: #b13f2d;
$custom-light: #d07967;
$custom-dark: #000000;

JSON

{
  "hex": "#b13f2d",
  "rgb": {
    "r": 177,
    "g": 63,
    "b": 45
  },
  "hsl": {
    "h": 8.182,
    "s": 59.459,
    "l": 43.529
  },
  "oklch": {
    "l": 0.52511,
    "c": 0.15214,
    "h": 31.5
  },
  "luminance": 0.13092
}

Semantic roles & 50–950 ramp

primary

#B13F2D

secondary

#74BBC6

accent

#CDE345

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B13F2D

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

Preview Lab → · Contrast checker → · Palette generator →