#B33C2E#B33C2E

#B33C2E is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.5% C 0.157 H 29.9°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B33C2E
RGB	rgb(179, 60, 46)
HSL	hsl(6, 59%, 44%)
HSV	hsv(6, 74%, 70%)
CMYK	cmyk(0%, 66.5%, 74.3%, 29.8%)
CIE-LAB	lab(42.79, 47.44, 34.84)
CIE-LCH	lch(42.79, 58.86, 36.29°)
OKLab	oklab(52.49% 0.1361 0.0783)
OKLCH	oklch(52.49% 0.157 29.9)
XYZ	xyz(20.7017, 13.0157, 4.0064)
Luminance	0.1301 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33C2E #2EA5B3

analogous

#B32E63 #B33C2E #B37F2E

triadic

#B33C2E #2EB33C #3C2EB3

tetradic

#B33C2E #63B32E #2EA5B3 #7F2EB3

square

#B33C2E #63B32E #2EA5B3 #7F2EB3

split-complementary

#B33C2E #2EB37F #2E63B3

monochromatic

#521B15 #822C21 #B33C2E #D15B4D #DE887E

Accessibility & contrast

On white

5.83

#B33C2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B33C2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33C2E

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33C2E	#FFFFFF	#000000	##FFFFFF
##B33C2E	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D552C

Deuteranopia (green-blind)

#7B6F2A

Tritanopia (blue-blind)

#C51B3A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b33c2e;
/* rgb */ color: rgb(179, 60, 46);
/* oklch */ color: oklch(52.5% 0.157 29.9);

Tailwind

colors: {
  custom: {
    50: '#d27867',
    500: '#b33c2e',
    950: '#000000',
  },
}

SCSS

$custom: #b33c2e;
$custom-light: #d27867;
$custom-dark: #000000;

JSON

{
  "hex": "#b33c2e",
  "rgb": {
    "r": 179,
    "g": 60,
    "b": 46
  },
  "hsl": {
    "h": 6.316,
    "s": 59.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52493,
    "c": 0.15703,
    "h": 29.9
  },
  "luminance": 0.13013
}

Semantic roles & 50–950 ramp

primary

#B33C2E

secondary

#76BEC6

accent

#D2E246

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B33C2E

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

Preview Lab → · Contrast checker → · Palette generator →