#BA3739#BA3739

#BA3739 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.3% C 0.168 H 24.1°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#BA3739
RGB	rgb(186, 55, 57)
HSL	hsl(359, 54%, 47%)
HSV	hsv(359, 70%, 73%)
CMYK	cmyk(0%, 70.4%, 69.4%, 27.1%)
CIE-LAB	lab(43.46, 52.34, 29.53)
CIE-LCH	lch(43.46, 60.09, 29.43°)
OKLab	oklab(53.28% 0.153 0.0685)
OKLCH	oklch(53.28% 0.168 24.1)
XYZ	xyz(22.3568, 13.4702, 5.2929)
Luminance	0.1347 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BA3739 #37BAB8

analogous

#BA377B #BA3739 #BA7737

triadic

#BA3739 #39BA37 #3739BA

tetradic

#BA3739 #7BBA37 #37BAB8 #7737BA

square

#BA3739 #7BBA37 #37BAB8 #7737BA

split-complementary

#BA3739 #37BA77 #377BBA

monochromatic

#5C1B1C #8B292B #BA3739 #D05F60 #DE8E8F

Accessibility & contrast

On white

5.69

#BA3739 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#BA3739 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BA3739

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BA3739	#FFFFFF	#000000	##FFFFFF
##BA3739	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5538

Deuteranopia (green-blind)

#7D7135

Tritanopia (blue-blind)

#CC0A39

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #ba3739;
/* rgb */ color: rgb(186, 55, 57);
/* oklch */ color: oklch(53.3% 0.168 24.1);

Tailwind

colors: {
  custom: {
    50: '#d6766f',
    500: '#ba3739',
    950: '#000000',
  },
}

SCSS

$custom: #ba3739;
$custom-light: #d6766f;
$custom-dark: #000000;

JSON

{
  "hex": "#ba3739",
  "rgb": {
    "r": 186,
    "g": 55,
    "b": 57
  },
  "hsl": {
    "h": 359.084,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53282,
    "c": 0.16761,
    "h": 24.1
  },
  "luminance": 0.13467
}

Semantic roles & 50–950 ramp

primary

#BA3739

secondary

#85C8C7

accent

#DEDB4A

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #BA3739

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

Preview Lab → · Contrast checker → · Palette generator →