#BA3637#BA3637

#BA3637 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.1% C 0.169 H 24.6°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#BA3637
RGB	rgb(186, 54, 55)
HSL	hsl(360, 55%, 47%)
HSV	hsv(360, 71%, 73%)
CMYK	cmyk(0%, 71%, 70.4%, 27.1%)
CIE-LAB	lab(43.30, 52.62, 30.52)
CIE-LCH	lch(43.30, 60.83, 30.12°)
OKLab	oklab(53.15% 0.1535 0.0703)
OKLCH	oklch(53.15% 0.169 24.6)
XYZ	xyz(22.2609, 13.3566, 5.0196)
Luminance	0.1335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BA3637 #36BAB9

analogous

#BA3679 #BA3637 #BA7736

triadic

#BA3637 #37BA36 #3637BA

tetradic

#BA3637 #79BA36 #36BAB9 #7736BA

square

#BA3637 #79BA36 #36BAB9 #7736BA

split-complementary

#BA3637 #36BA77 #3679BA

monochromatic

#5B1A1B #8B2829 #BA3637 #D05D5E #DE8D8D

Accessibility & contrast

On white

5.72

#BA3637 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#BA3637 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BA3637

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BA3637	#FFFFFF	#000000	##FFFFFF
##BA3637	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5436

Deuteranopia (green-blind)

#7D7133

Tritanopia (blue-blind)

#CC0538

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #ba3637;
/* rgb */ color: rgb(186, 54, 55);
/* oklch */ color: oklch(53.1% 0.169 24.6);

Tailwind

colors: {
  custom: {
    50: '#d7766e',
    500: '#ba3637',
    950: '#000000',
  },
}

SCSS

$custom: #ba3637;
$custom-light: #d7766e;
$custom-dark: #000000;

JSON

{
  "hex": "#ba3637",
  "rgb": {
    "r": 186,
    "g": 54,
    "b": 55
  },
  "hsl": {
    "h": 359.545,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53147,
    "c": 0.16879,
    "h": 24.6
  },
  "luminance": 0.13353
}

Semantic roles & 50–950 ramp

primary

#BA3637

secondary

#84C8C8

accent

#DEDD49

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #BA3637

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

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