#B33026#B33026

#B33026 is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.1% C 0.169 H 28.8°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#B33026
RGB	rgb(179, 48, 38)
HSL	hsl(4, 65%, 43%)
HSV	hsv(4, 79%, 70%)
CMYK	cmyk(0%, 73.2%, 78.8%, 29.8%)
CIE-LAB	lab(40.96, 51.87, 37.36)
CIE-LCH	lch(40.96, 63.93, 35.77°)
OKLab	oklab(51.1% 0.1483 0.0817)
OKLCH	oklch(51.1% 0.169 28.8)
XYZ	xyz(19.9996, 11.8406, 3.0658)
Luminance	0.1184 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33026 #26A9B3

analogous

#B32663 #B33026 #B37626

triadic

#B33026 #26B330 #3026B3

tetradic

#B33026 #63B326 #26A9B3 #7626B3

square

#B33026 #63B326 #26A9B3 #7626B3

split-complementary

#B33026 #26B376 #2663B3

monochromatic

#4E1511 #81221B #B33026 #D64A40 #E17A72

Accessibility & contrast

On white

6.24

#B33026 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#B33026 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33026

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33026	#FFFFFF	#000000	##FFFFFF
##B33026	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E23

Deuteranopia (green-blind)

#786B20

Tritanopia (blue-blind)

#C5002F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b33026;
/* rgb */ color: rgb(179, 48, 38);
/* oklch */ color: oklch(51.1% 0.169 28.8);

Tailwind

colors: {
  custom: {
    50: '#d37261',
    500: '#b33026',
    950: '#000000',
  },
}

SCSS

$custom: #b33026;
$custom-light: #d37261;
$custom-dark: #000000;

JSON

{
  "hex": "#b33026",
  "rgb": {
    "r": 179,
    "g": 48,
    "b": 38
  },
  "hsl": {
    "h": 4.255,
    "s": 64.977,
    "l": 42.549
  },
  "oklch": {
    "l": 0.51098,
    "c": 0.16934,
    "h": 28.8
  },
  "luminance": 0.11838
}

Semantic roles & 50–950 ramp

primary

#B33026

secondary

#6DC2C8

accent

#DCE840

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B33026

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

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