#B64538#B64538

#B64538 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.2% C 0.149 H 29.4°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#B64538
RGB	rgb(182, 69, 56)
HSL	hsl(6, 53%, 47%)
HSV	hsv(6, 69%, 71%)
CMYK	cmyk(0%, 62.1%, 69.2%, 28.6%)
CIE-LAB	lab(44.93, 45.01, 31.69)
CIE-LCH	lch(44.93, 55.05, 35.15°)
OKLab	oklab(54.24% 0.1302 0.0732)
OKLCH	oklch(54.24% 0.149 29.4)
XYZ	xyz(22.1356, 14.4899, 5.3718)
Luminance	0.1449 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B64538 #38A9B6

analogous

#B6386A #B64538 #B68438

triadic

#B64538 #38B645 #4538B6

tetradic

#B64538 #6AB638 #38A9B6 #8438B6

square

#B64538 #6AB638 #38A9B6 #8438B6

split-complementary

#B64538 #38B684 #386AB6

monochromatic

#58221B #87332A #B64538 #CD695E #DC958D

Accessibility & contrast

On white

5.39

#B64538 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#B64538 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B64538

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B64538	#FFFFFF	#000000	##FFFFFF
##B64538	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B36

Deuteranopia (green-blind)

#7F7335

Tritanopia (blue-blind)

#C82B43

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b64538;
/* rgb */ color: rgb(182, 69, 56);
/* oklch */ color: oklch(54.2% 0.149 29.4);

Tailwind

colors: {
  custom: {
    50: '#d37d6f',
    500: '#b64538',
    950: '#000000',
  },
}

SCSS

$custom: #b64538;
$custom-light: #d37d6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b64538",
  "rgb": {
    "r": 182,
    "g": 69,
    "b": 56
  },
  "hsl": {
    "h": 6.19,
    "s": 52.941,
    "l": 46.667
  },
  "oklch": {
    "l": 0.54242,
    "c": 0.14937,
    "h": 29.4
  },
  "luminance": 0.14487
}

Semantic roles & 50–950 ramp

primary

#B64538

secondary

#84BFC6

accent

#CDDC4B

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B64538

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

Preview Lab → · Contrast checker → · Palette generator →