#B3402A#B3402A

#B3402A is a mid, vivid red. Relative luminance 0.134; OKLCH L 52.9% C 0.154 H 32.9°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#B3402A
RGB	rgb(179, 64, 42)
HSL	hsl(10, 62%, 43%)
HSV	hsv(10, 77%, 70%)
CMYK	cmyk(0%, 64.2%, 76.5%, 29.8%)
CIE-LAB	lab(43.39, 45.53, 37.72)
CIE-LCH	lch(43.39, 59.12, 39.64°)
OKLab	oklab(52.93% 0.1294 0.0836)
OKLCH	oklch(52.93% 0.154 32.9)
XYZ	xyz(20.8440, 13.4206, 3.6829)
Luminance	0.1342 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3402A #2A9DB3

analogous

#B32A58 #B3402A #B3842A

triadic

#B3402A #2AB340 #402AB3

tetradic

#B3402A #58B32A #2A9DB3 #842AB3

square

#B3402A #58B32A #2A9DB3 #842AB3

split-complementary

#B3402A #2AB384 #2A58B3

monochromatic

#501D13 #812E1E #B3402A #D45D46 #DF8978

Accessibility & contrast

On white

5.70

#B3402A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B3402A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3402A

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3402A	#FFFFFF	#000000	##FFFFFF
##B3402A	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605727

Deuteranopia (green-blind)

#7D7026

Tritanopia (blue-blind)

#C5223C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b3402a;
/* rgb */ color: rgb(179, 64, 42);
/* oklch */ color: oklch(52.9% 0.154 32.9);

Tailwind

colors: {
  custom: {
    50: '#d27a65',
    500: '#b3402a',
    950: '#000000',
  },
}

SCSS

$custom: #b3402a;
$custom-light: #d27a65;
$custom-dark: #000000;

JSON

{
  "hex": "#b3402a",
  "rgb": {
    "r": 179,
    "g": 64,
    "b": 42
  },
  "hsl": {
    "h": 9.635,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.52932,
    "c": 0.15399,
    "h": 32.9
  },
  "luminance": 0.13418
}

Semantic roles & 50–950 ramp

primary

#B3402A

secondary

#72B9C7

accent

#CBE543

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A05

muted

#847C7A

Preview Lab

Preview with #B3402A

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

Preview Lab → · Contrast checker → · Palette generator →