#B64138#B64138

#B64138 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.7% C 0.153 H 27.8°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#B64138
RGB	rgb(182, 65, 56)
HSL	hsl(4, 53%, 47%)
HSV	hsv(4, 69%, 71%)
CMYK	cmyk(0%, 64.3%, 69.2%, 28.6%)
CIE-LAB	lab(44.25, 46.81, 30.89)
CIE-LCH	lch(44.25, 56.08, 33.43°)
OKLab	oklab(53.74% 0.1358 0.0715)
OKLCH	oklch(53.74% 0.153 27.8)
XYZ	xyz(21.8978, 14.0143, 5.2926)
Luminance	0.1401 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B64138 #38ADB6

analogous

#B6386E #B64138 #B68038

triadic

#B64138 #38B641 #4138B6

tetradic

#B64138 #6EB638 #38ADB6 #8038B6

square

#B64138 #6EB638 #38ADB6 #8038B6

split-complementary

#B64138 #38B680 #386EB6

monochromatic

#58201B #87302A #B64138 #CD665E #DC928D

Accessibility & contrast

On white

5.52

#B64138 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#B64138 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B64138

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B64138	#FFFFFF	#000000	##FFFFFF
##B64138	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615936

Deuteranopia (green-blind)

#7E7235

Tritanopia (blue-blind)

#C82540

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b64138;
/* rgb */ color: rgb(182, 65, 56);
/* oklch */ color: oklch(53.7% 0.153 27.8);

Tailwind

colors: {
  custom: {
    50: '#d37b6f',
    500: '#b64138',
    950: '#000000',
  },
}

SCSS

$custom: #b64138;
$custom-light: #d37b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b64138",
  "rgb": {
    "r": 182,
    "g": 65,
    "b": 56
  },
  "hsl": {
    "h": 4.286,
    "s": 52.941,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53735,
    "c": 0.15349,
    "h": 27.8
  },
  "luminance": 0.14011
}

Semantic roles & 50–950 ramp

primary

#B64138

secondary

#84C2C6

accent

#D2DC4B

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B64138

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

Preview Lab → · Contrast checker → · Palette generator →