#BB423C#BB423C

#BB423C is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.7% C 0.157 H 26.5°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#BB423C
RGB	rgb(187, 66, 60)
HSL	hsl(3, 51%, 48%)
HSV	hsv(3, 68%, 73%)
CMYK	cmyk(0%, 64.7%, 67.9%, 26.7%)
CIE-LAB	lab(45.35, 48.32, 30.07)
CIE-LCH	lch(45.35, 56.91, 31.89°)
OKLab	oklab(54.74% 0.1408 0.0701)
OKLCH	oklch(54.74% 0.157 26.5)
XYZ	xyz(23.2597, 14.7907, 5.9042)
Luminance	0.1479 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB423C #3CB5BB

analogous

#BB3C75 #BB423C #BB813C

triadic

#BB423C #3CBB42 #423CBB

tetradic

#BB423C #75BB3C #3CB5BB #813CBB

square

#BB423C #75BB3C #3CB5BB #813CBB

split-complementary

#BB423C #3CBB81 #3C75BB

monochromatic

#5E211E #8D322D #BB423C #CE6B66 #DD9895

Accessibility & contrast

On white

5.31

#BB423C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#BB423C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB423C

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB423C	#FFFFFF	#000000	##FFFFFF
##BB423C	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B3A

Deuteranopia (green-blind)

#817539

Tritanopia (blue-blind)

#CD2542

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #bb423c;
/* rgb */ color: rgb(187, 66, 60);
/* oklch */ color: oklch(54.7% 0.157 26.5);

Tailwind

colors: {
  custom: {
    50: '#d77c72',
    500: '#bb423c',
    950: '#000000',
  },
}

SCSS

$custom: #bb423c;
$custom-light: #d77c72;
$custom-dark: #000000;

JSON

{
  "hex": "#bb423c",
  "rgb": {
    "r": 187,
    "g": 66,
    "b": 60
  },
  "hsl": {
    "h": 2.835,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.54739,
    "c": 0.15728,
    "h": 26.5
  },
  "luminance": 0.14787
}

Semantic roles & 50–950 ramp

primary

#BB423C

secondary

#8BC5C8

accent

#D4DB4D

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #BB423C

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

Preview Lab → · Contrast checker → · Palette generator →