#B64A3A#B64A3A

#B64A3A is a mid, vivid red. Relative luminance 0.151; OKLCH L 54.9% C 0.144 H 30.7°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#B64A3A
RGB	rgb(182, 74, 58)
HSL	hsl(8, 52%, 47%)
HSV	hsv(8, 68%, 71%)
CMYK	cmyk(0%, 59.3%, 68.1%, 28.6%)
CIE-LAB	lab(45.84, 42.78, 31.62)
CIE-LCH	lch(45.84, 53.20, 36.47°)
OKLab	oklab(54.94% 0.1236 0.0734)
OKLCH	oklch(54.94% 0.144 30.7)
XYZ	xyz(22.5061, 15.1511, 5.7415)
Luminance	0.1515 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B64A3A #3AA6B6

analogous

#B63A68 #B64A3A #B6883A

triadic

#B64A3A #3AB64A #4A3AB6

tetradic

#B64A3A #68B63A #3AA6B6 #883AB6

square

#B64A3A #68B63A #3AA6B6 #883AB6

split-complementary

#B64A3A #3AB688 #3A68B6

monochromatic

#59241C #88372B #B64A3A #CD6F61 #DB998F

Accessibility & contrast

On white

5.21

#B64A3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#B64A3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B64A3A

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B64A3A	#FFFFFF	#000000	##FFFFFF
##B64A3A	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E38

Deuteranopia (green-blind)

#817537

Tritanopia (blue-blind)

#C83347

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #b64a3a;
/* rgb */ color: rgb(182, 74, 58);
/* oklch */ color: oklch(54.9% 0.144 30.7);

Tailwind

colors: {
  custom: {
    50: '#d28070',
    500: '#b64a3a',
    950: '#000000',
  },
}

SCSS

$custom: #b64a3a;
$custom-light: #d28070;
$custom-dark: #000000;

JSON

{
  "hex": "#b64a3a",
  "rgb": {
    "r": 182,
    "g": 74,
    "b": 58
  },
  "hsl": {
    "h": 7.742,
    "s": 51.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.5494,
    "c": 0.14377,
    "h": 30.7
  },
  "luminance": 0.15148
}

Semantic roles & 50–950 ramp

primary

#B64A3A

secondary

#86BEC6

accent

#C9DB4D

background

#FDF8F6

surface

#FBEFEC

border

#D4CAC7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B64A3A

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

Preview Lab → · Contrast checker → · Palette generator →