#B23140#B23140

#B23140 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.165 H 18.9°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#B23140
RGB	rgb(178, 49, 64)
HSL	hsl(353, 57%, 45%)
HSV	hsv(353, 72%, 70%)
CMYK	cmyk(0%, 72.5%, 64%, 30.2%)
CIE-LAB	lab(41.27, 52.44, 22.22)
CIE-LCH	lch(41.27, 56.95, 22.96°)
OKLab	oklab(51.41% 0.1558 0.0533)
OKLCH	oklch(51.41% 0.165 18.9)
XYZ	xyz(20.3859, 12.0347, 6.0990)
Luminance	0.1203 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23140 #31B2A3

analogous

#B23181 #B23140 #B26231

triadic

#B23140 #40B231 #3140B2

tetradic

#B23140 #81B231 #31B2A3 #6231B2

square

#B23140 #81B231 #31B2A3 #6231B2

split-complementary

#B23140 #31B262 #3181B2

monochromatic

#52171D #82242F #B23140 #CF5160 #DC818C

Accessibility & contrast

On white

6.16

#B23140 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B23140 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23140

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23140	#FFFFFF	#000000	##FFFFFF
##B23140	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545040

Deuteranopia (green-blind)

#756B3C

Tritanopia (blue-blind)

#C30438

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b23140;
/* rgb */ color: rgb(178, 49, 64);
/* oklch */ color: oklch(51.4% 0.165 18.9);

Tailwind

colors: {
  custom: {
    50: '#d07374',
    500: '#b23140',
    950: '#000000',
  },
}

SCSS

$custom: #b23140;
$custom-light: #d07374;
$custom-dark: #000000;

JSON

{
  "hex": "#b23140",
  "rgb": {
    "r": 178,
    "g": 49,
    "b": 64
  },
  "hsl": {
    "h": 353.023,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51412,
    "c": 0.16464,
    "h": 18.9
  },
  "luminance": 0.12032
}

Semantic roles & 50–950 ramp

primary

#B23140

secondary

#79C5BD

accent

#E0CE48

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B23140

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

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