#B63C2D#B63C2D

#B63C2D is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.160 H 30.2°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#B63C2D
RGB	rgb(182, 60, 45)
HSL	hsl(7, 60%, 45%)
HSV	hsv(7, 75%, 71%)
CMYK	cmyk(0%, 67%, 75.3%, 28.6%)
CIE-LAB	lab(43.31, 48.43, 36.13)
CIE-LCH	lch(43.31, 60.43, 36.72°)
OKLab	oklab(52.99% 0.1387 0.0807)
OKLCH	oklch(52.99% 0.16 30.2)
XYZ	xyz(21.3833, 13.3694, 3.9367)
Luminance	0.1337 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63C2D #2DA7B6

analogous

#B62D63 #B63C2D #B6802D

triadic

#B63C2D #2DB63C #3C2DB6

tetradic

#B63C2D #63B62D #2DA7B6 #802DB6

square

#B63C2D #63B62D #2DA7B6 #802DB6

split-complementary

#B63C2D #2DB680 #2D63B6

monochromatic

#541C15 #852C21 #B63C2D #D35C4D #DF897E

Accessibility & contrast

On white

5.72

#B63C2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B63C2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63C2D

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63C2D	#FFFFFF	#000000	##FFFFFF
##B63C2D	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F552A

Deuteranopia (green-blind)

#7D7029

Tritanopia (blue-blind)

#C81839

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b63c2d;
/* rgb */ color: rgb(182, 60, 45);
/* oklch */ color: oklch(53.0% 0.160 30.2);

Tailwind

colors: {
  custom: {
    50: '#d47867',
    500: '#b63c2d',
    950: '#000000',
  },
}

SCSS

$custom: #b63c2d;
$custom-light: #d47867;
$custom-dark: #000000;

JSON

{
  "hex": "#b63c2d",
  "rgb": {
    "r": 182,
    "g": 60,
    "b": 45
  },
  "hsl": {
    "h": 6.569,
    "s": 60.352,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52986,
    "c": 0.16044,
    "h": 30.2
  },
  "luminance": 0.13366
}

Semantic roles & 50–950 ramp

primary

#B63C2D

secondary

#77BFC8

accent

#D2E344

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B63C2D

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

Preview Lab → · Contrast checker → · Palette generator →