#B64428#B64428

#B64428 is a mid, vivid red. Relative luminance 0.142; OKLCH L 53.9% C 0.154 H 34.9°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#B64428
RGB	rgb(182, 68, 40)
HSL	hsl(12, 64%, 44%)
HSV	hsv(12, 78%, 71%)
CMYK	cmyk(0%, 62.6%, 78%, 28.6%)
CIE-LAB	lab(44.57, 44.73, 40.18)
CIE-LCH	lch(44.57, 60.12, 41.93°)
OKLab	oklab(53.91% 0.1262 0.0881)
OKLCH	oklch(53.91% 0.154 34.9)
XYZ	xyz(21.7439, 14.2356, 3.6099)
Luminance	0.1423 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B64428 #289AB6

analogous

#B62853 #B64428 #B68B28

triadic

#B64428 #28B644 #4428B6

tetradic

#B64428 #53B628 #289AB6 #8B28B6

square

#B64428 #53B628 #289AB6 #8B28B6

split-complementary

#B64428 #28B68B #2853B6

monochromatic

#521F12 #84311D #B64428 #D66245 #E18C77

Accessibility & contrast

On white

5.46

#B64428 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#B64428 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B64428

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B64428	#FFFFFF	#000000	##FFFFFF
##B64428	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645A24

Deuteranopia (green-blind)

#807324

Tritanopia (blue-blind)

#C8273E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b64428;
/* rgb */ color: rgb(182, 68, 40);
/* oklch */ color: oklch(53.9% 0.154 34.9);

Tailwind

colors: {
  custom: {
    50: '#d47d64',
    500: '#b64428',
    950: '#000000',
  },
}

SCSS

$custom: #b64428;
$custom-light: #d47d64;
$custom-dark: #000000;

JSON

{
  "hex": "#b64428",
  "rgb": {
    "r": 182,
    "g": 68,
    "b": 40
  },
  "hsl": {
    "h": 11.831,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.53912,
    "c": 0.15391,
    "h": 34.9
  },
  "luminance": 0.14233
}

Semantic roles & 50–950 ramp

primary

#B64428

secondary

#71B8C9

accent

#C6E741

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A05

muted

#847C7A

Preview Lab

Preview with #B64428

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

Preview Lab → · Contrast checker → · Palette generator →