#B3402C#B3402C

#B3402C is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.154 H 32.2°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#B3402C
RGB	rgb(179, 64, 44)
HSL	hsl(9, 61%, 44%)
HSV	hsv(9, 75%, 70%)
CMYK	cmyk(0%, 64.2%, 75.4%, 29.8%)
CIE-LAB	lab(43.41, 45.61, 36.64)
CIE-LCH	lch(43.41, 58.51, 38.78°)
OKLab	oklab(52.96% 0.13 0.0817)
OKLCH	oklch(52.96% 0.154 32.2)
XYZ	xyz(20.8807, 13.4353, 3.8762)
Luminance	0.1343 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3402C #2C9FB3

analogous

#B32C5B #B3402C #B3832C

triadic

#B3402C #2CB340 #402CB3

tetradic

#B3402C #5BB32C #2C9FB3 #832CB3

square

#B3402C #5BB32C #2C9FB3 #832CB3

split-complementary

#B3402C #2CB383 #2C5BB3

monochromatic

#511D14 #822E20 #B3402C #D25E4A #DF8A7B

Accessibility & contrast

On white

5.70

#B3402C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#B3402C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3402C

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3402C	#FFFFFF	#000000	##FFFFFF
##B3402C	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605729

Deuteranopia (green-blind)

#7D7028

Tritanopia (blue-blind)

#C5223C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b3402c;
/* rgb */ color: rgb(179, 64, 44);
/* oklch */ color: oklch(53.0% 0.154 32.2);

Tailwind

colors: {
  custom: {
    50: '#d27a66',
    500: '#b3402c',
    950: '#000000',
  },
}

SCSS

$custom: #b3402c;
$custom-light: #d27a66;
$custom-dark: #000000;

JSON

{
  "hex": "#b3402c",
  "rgb": {
    "r": 179,
    "g": 64,
    "b": 44
  },
  "hsl": {
    "h": 8.889,
    "s": 60.538,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52955,
    "c": 0.15356,
    "h": 32.2
  },
  "luminance": 0.13432
}

Semantic roles & 50–950 ramp

primary

#B3402C

secondary

#74BBC7

accent

#CCE444

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A06

muted

#837C7A

Preview Lab

Preview with #B3402C

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

Preview Lab → · Contrast checker → · Palette generator →