#B83A40#B83A40

#B83A40 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.4% C 0.162 H 21.9°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B83A40
RGB	rgb(184, 58, 64)
HSL	hsl(357, 52%, 47%)
HSV	hsv(357, 68%, 72%)
CMYK	cmyk(0%, 68.5%, 65.2%, 27.8%)
CIE-LAB	lab(43.64, 50.90, 25.46)
CIE-LCH	lch(43.64, 56.91, 26.57°)
OKLab	oklab(53.38% 0.1501 0.0604)
OKLCH	oklch(53.38% 0.162 21.9)
XYZ	xyz(22.2079, 13.5898, 6.3032)
Luminance	0.1359 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83A40 #3AB8B2

analogous

#B83A7F #B83A40 #B8733A

triadic

#B83A40 #40B83A #3A40B8

tetradic

#B83A40 #7FB83A #3AB8B2 #733AB8

square

#B83A40 #7FB83A #3AB8B2 #733AB8

split-complementary

#B83A40 #3AB873 #3A7FB8

monochromatic

#5B1D20 #892B30 #B83A40 #CD6267 #DC9094

Accessibility & contrast

On white

5.65

#B83A40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B83A40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83A40

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83A40	#FFFFFF	#000000	##FFFFFF
##B83A40	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C563F

Deuteranopia (green-blind)

#7C713C

Tritanopia (blue-blind)

#CA183D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b83a40;
/* rgb */ color: rgb(184, 58, 64);
/* oklch */ color: oklch(53.4% 0.162 21.9);

Tailwind

colors: {
  custom: {
    50: '#d47874',
    500: '#b83a40',
    950: '#000000',
  },
}

SCSS

$custom: #b83a40;
$custom-light: #d47874;
$custom-dark: #000000;

JSON

{
  "hex": "#b83a40",
  "rgb": {
    "r": 184,
    "g": 58,
    "b": 64
  },
  "hsl": {
    "h": 357.143,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53381,
    "c": 0.16181,
    "h": 21.9
  },
  "luminance": 0.13587
}

Semantic roles & 50–950 ramp

primary

#B83A40

secondary

#87C7C4

accent

#DCD54C

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #B83A40

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

Preview Lab → · Contrast checker → · Palette generator →