#B13D2A#B13D2A

#B13D2A is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.2% C 0.155 H 31.8°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B13D2A
RGB	rgb(177, 61, 42)
HSL	hsl(8, 62%, 43%)
HSV	hsv(8, 76%, 69%)
CMYK	cmyk(0%, 65.5%, 76.3%, 30.6%)
CIE-LAB	lab(42.54, 46.14, 36.71)
CIE-LCH	lch(42.54, 58.96, 38.50°)
OKLab	oklab(52.23% 0.1315 0.0815)
OKLCH	oklch(52.23% 0.155 31.8)
XYZ	xyz(20.2203, 12.8547, 3.6065)
Luminance	0.1285 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13D2A #2A9EB1

analogous

#B12A5B #B13D2A #B1802A

triadic

#B13D2A #2AB13D #3D2AB1

tetradic

#B13D2A #5BB12A #2A9EB1 #802AB1

square

#B13D2A #5BB12A #2A9EB1 #802AB1

split-complementary

#B13D2A #2AB180 #2A5BB1

monochromatic

#4E1B13 #802C1E #B13D2A #D35945 #DF8577

Accessibility & contrast

On white

5.88

#B13D2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B13D2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13D2A

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13D2A	#FFFFFF	#000000	##FFFFFF
##B13D2A	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)

#5E5427

Deuteranopia (green-blind)

#7B6E26

Tritanopia (blue-blind)

#C31D39

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b13d2a;
/* rgb */ color: rgb(177, 61, 42);
/* oklch */ color: oklch(52.2% 0.155 31.8);

Tailwind

colors: {
  custom: {
    50: '#d07865',
    500: '#b13d2a',
    950: '#000000',
  },
}

SCSS

$custom: #b13d2a;
$custom-light: #d07865;
$custom-dark: #000000;

JSON

{
  "hex": "#b13d2a",
  "rgb": {
    "r": 177,
    "g": 61,
    "b": 42
  },
  "hsl": {
    "h": 8.444,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.52228,
    "c": 0.15469,
    "h": 31.8
  },
  "luminance": 0.12852
}

Semantic roles & 50–950 ramp

primary

#B13D2A

secondary

#70BAC6

accent

#CEE543

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150905

muted

#837B7A

Preview Lab

Preview with #B13D2A

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

Preview Lab → · Contrast checker → · Palette generator →