#B64028#B64028

#B64028 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.4% C 0.158 H 33.3°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#B64028
RGB	rgb(182, 64, 40)
HSL	hsl(10, 64%, 44%)
HSV	hsv(10, 78%, 71%)
CMYK	cmyk(0%, 64.8%, 78%, 28.6%)
CIE-LAB	lab(43.90, 46.52, 39.49)
CIE-LCH	lch(43.90, 61.02, 40.33°)
OKLab	oklab(53.41% 0.1317 0.0866)
OKLCH	oklch(53.41% 0.158 33.3)
XYZ	xyz(21.5102, 13.7682, 3.5320)
Luminance	0.1376 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B64028 #289EB6

analogous

#B62857 #B64028 #B68728

triadic

#B64028 #28B640 #4028B6

tetradic

#B64028 #57B628 #289EB6 #8728B6

square

#B64028 #57B628 #289EB6 #8728B6

split-complementary

#B64028 #28B687 #2857B6

monochromatic

#521D12 #842E1D #B64028 #D65E45 #E18977

Accessibility & contrast

On white

5.60

#B64028 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#B64028 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B64028

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B64028	#FFFFFF	#000000	##FFFFFF
##B64028	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625724

Deuteranopia (green-blind)

#7F7124

Tritanopia (blue-blind)

#C8203B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b64028;
/* rgb */ color: rgb(182, 64, 40);
/* oklch */ color: oklch(53.4% 0.158 33.3);

Tailwind

colors: {
  custom: {
    50: '#d47a64',
    500: '#b64028',
    950: '#000000',
  },
}

SCSS

$custom: #b64028;
$custom-light: #d47a64;
$custom-dark: #000000;

JSON

{
  "hex": "#b64028",
  "rgb": {
    "r": 182,
    "g": 64,
    "b": 40
  },
  "hsl": {
    "h": 10.141,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.53407,
    "c": 0.15766,
    "h": 33.3
  },
  "luminance": 0.13765
}

Semantic roles & 50–950 ramp

primary

#B64028

secondary

#71BAC9

accent

#CBE741

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A05

muted

#847C7A

Preview Lab

Preview with #B64028

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

Preview Lab → · Contrast checker → · Palette generator →