#B13735#B13735

#B13735 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.7% C 0.159 H 25.4°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#B13735
RGB	rgb(177, 55, 53)
HSL	hsl(1, 54%, 45%)
HSV	hsv(1, 70%, 69%)
CMYK	cmyk(0%, 68.9%, 70.1%, 30.6%)
CIE-LAB	lab(41.75, 49.17, 29.47)
CIE-LCH	lch(41.75, 57.33, 30.93°)
OKLab	oklab(51.68% 0.1433 0.0681)
OKLCH	oklch(51.68% 0.159 25.4)
XYZ	xyz(20.1424, 12.3395, 4.6886)
Luminance	0.1234 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13735 #35AFB1

analogous

#B13571 #B13735 #B17535

triadic

#B13735 #35B137 #3735B1

tetradic

#B13735 #71B135 #35AFB1 #7535B1

square

#B13735 #71B135 #35AFB1 #7535B1

split-complementary

#B13735 #35B175 #3571B1

monochromatic

#531A19 #822827 #B13735 #CD5957 #DB8786

Accessibility & contrast

On white

6.06

#B13735 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#B13735 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13735

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13735	#FFFFFF	#000000	##FFFFFF
##B13735	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595234

Deuteranopia (green-blind)

#786C31

Tritanopia (blue-blind)

#C31338

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b13735;
/* rgb */ color: rgb(177, 55, 53);
/* oklch */ color: oklch(51.7% 0.159 25.4);

Tailwind

colors: {
  custom: {
    50: '#d0756c',
    500: '#b13735',
    950: '#000000',
  },
}

SCSS

$custom: #b13735;
$custom-light: #d0756c;
$custom-dark: #000000;

JSON

{
  "hex": "#b13735",
  "rgb": {
    "r": 177,
    "g": 55,
    "b": 53
  },
  "hsl": {
    "h": 0.968,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51678,
    "c": 0.15861,
    "h": 25.4
  },
  "luminance": 0.12337
}

Semantic roles & 50–950 ramp

primary

#B13735

secondary

#7DC3C4

accent

#DBDD4B

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B13735

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

Preview Lab → · Contrast checker → · Palette generator →