#B83741#B83741

#B83741 is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.1% C 0.165 H 20.6°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#B83741
RGB	rgb(184, 55, 65)
HSL	hsl(355, 54%, 47%)
HSV	hsv(355, 70%, 72%)
CMYK	cmyk(0%, 70.1%, 64.7%, 27.8%)
CIE-LAB	lab(43.22, 52.14, 24.32)
CIE-LCH	lch(43.22, 57.53, 25.01°)
OKLab	oklab(53.08% 0.1543 0.058)
OKLCH	oklch(53.08% 0.165 20.6)
XYZ	xyz(22.0898, 13.3076, 6.4054)
Luminance	0.1330 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83741 #37B8AE

analogous

#B83782 #B83741 #B86E37

triadic

#B83741 #41B837 #3741B8

tetradic

#B83741 #82B837 #37B8AE #6E37B8

square

#B83741 #82B837 #37B8AE #6E37B8

split-complementary

#B83741 #37B86E #3782B8

monochromatic

#5A1B20 #892930 #B83741 #CF5D66 #DD8D93

Accessibility & contrast

On white

5.74

#B83741 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#B83741 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83741

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83741	#FFFFFF	#000000	##FFFFFF
##B83741	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5540

Deuteranopia (green-blind)

#7B703D

Tritanopia (blue-blind)

#CA113C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b83741;
/* rgb */ color: rgb(184, 55, 65);
/* oklch */ color: oklch(53.1% 0.165 20.6);

Tailwind

colors: {
  custom: {
    50: '#d47675',
    500: '#b83741',
    950: '#000000',
  },
}

SCSS

$custom: #b83741;
$custom-light: #d47675;
$custom-dark: #000000;

JSON

{
  "hex": "#b83741",
  "rgb": {
    "r": 184,
    "g": 55,
    "b": 65
  },
  "hsl": {
    "h": 355.349,
    "s": 53.975,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53076,
    "c": 0.1648,
    "h": 20.6
  },
  "luminance": 0.13304
}

Semantic roles & 50–950 ramp

primary

#B83741

secondary

#84C7C2

accent

#DDD24A

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #B83741

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

Preview Lab → · Contrast checker → · Palette generator →