#B02B1F#B02B1F

#B02B1F is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.0% C 0.171 H 29.6°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#B02B1F
RGB	rgb(176, 43, 31)
HSL	hsl(5, 70%, 41%)
HSV	hsv(5, 82%, 69%)
CMYK	cmyk(0%, 75.6%, 82.4%, 31%)
CIE-LAB	lab(39.68, 52.44, 39.70)
CIE-LCH	lch(39.68, 65.77, 37.13°)
OKLab	oklab(50.02% 0.1491 0.0847)
OKLCH	oklch(50.02% 0.171 29.6)
XYZ	xyz(19.0180, 11.0598, 2.4294)
Luminance	0.1106 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02B1F #1FA4B0

analogous

#B01F5B #B02B1F #B0741F

triadic

#B02B1F #1FB02B #2B1FB0

tetradic

#B02B1F #5BB01F #1FA4B0 #741FB0

square

#B02B1F #5BB01F #1FA4B0 #741FB0

split-complementary

#B02B1F #1FB074 #1F5BB0

monochromatic

#48120D #7C1E16 #B02B1F #DB3F31 #E47065

Accessibility & contrast

On white

6.54

#B02B1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B02B1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02B1F

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02B1F	#FFFFFF	#000000	##FFFFFF
##B02B1F	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B1C

Deuteranopia (green-blind)

#756818

Tritanopia (blue-blind)

#C2002A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b02b1f;
/* rgb */ color: rgb(176, 43, 31);
/* oklch */ color: oklch(50.0% 0.171 29.6);

Tailwind

colors: {
  custom: {
    50: '#d16f5c',
    500: '#b02b1f',
    950: '#000000',
  },
}

SCSS

$custom: #b02b1f;
$custom-light: #d16f5c;
$custom-dark: #000000;

JSON

{
  "hex": "#b02b1f",
  "rgb": {
    "r": 176,
    "g": 43,
    "b": 31
  },
  "hsl": {
    "h": 4.966,
    "s": 70.048,
    "l": 40.588
  },
  "oklch": {
    "l": 0.50016,
    "c": 0.17146,
    "h": 29.6
  },
  "luminance": 0.11057
}

Semantic roles & 50–950 ramp

primary

#B02B1F

secondary

#62C1C9

accent

#DEED3B

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B02B1F

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

Preview Lab → · Contrast checker → · Palette generator →