#B75131#B75131

#B75131 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.0% C 0.140 H 37.8°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#B75131
RGB	rgb(183, 81, 49)
HSL	hsl(14, 58%, 45%)
HSV	hsv(14, 73%, 72%)
CMYK	cmyk(0%, 55.7%, 73.2%, 28.2%)
CIE-LAB	lab(47.21, 39.26, 38.25)
CIE-LCH	lch(47.21, 54.81, 44.25°)
OKLab	oklab(55.97% 0.1109 0.0861)
OKLCH	oklch(55.97% 0.14 37.8)
XYZ	xyz(23.0275, 16.1769, 4.8150)
Luminance	0.1617 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B75131 #3197B7

analogous

#B73154 #B75131 #B79431

triadic

#B75131 #31B751 #5131B7

tetradic

#B75131 #54B731 #3197B7 #9431B7

square

#B75131 #54B731 #3197B7 #9431B7

split-complementary

#B75131 #31B794 #3154B7

monochromatic

#562617 #873C24 #B75131 #D17254 #DE9A84

Accessibility & contrast

On white

4.96

#B75131 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#B75131 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B75131

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B75131	#FFFFFF	#000000	##FFFFFF
##B75131	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D622D

Deuteranopia (green-blind)

#86782E

Tritanopia (blue-blind)

#C93B4A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b75131;
/* rgb */ color: rgb(183, 81, 49);
/* oklch */ color: oklch(56.0% 0.140 37.8);

Tailwind

colors: {
  custom: {
    50: '#d3856a',
    500: '#b75131',
    950: '#000000',
  },
}

SCSS

$custom: #b75131;
$custom-light: #d3856a;
$custom-dark: #000000;

JSON

{
  "hex": "#b75131",
  "rgb": {
    "r": 183,
    "g": 81,
    "b": 49
  },
  "hsl": {
    "h": 14.328,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55969,
    "c": 0.14041,
    "h": 37.8
  },
  "luminance": 0.16174
}

Semantic roles & 50–950 ramp

primary

#B75131

secondary

#7CB6C8

accent

#BCE147

background

#FDF8F6

surface

#FBEFEB

border

#D4CAC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B75131

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

Preview Lab → · Contrast checker → · Palette generator →