#BB403E#BB403E

#BB403E is a mid, vivid red. Relative luminance 0.146; OKLCH L 54.5% C 0.159 H 24.9°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#BB403E
RGB	rgb(187, 64, 62)
HSL	hsl(1, 50%, 49%)
HSV	hsv(1, 67%, 73%)
CMYK	cmyk(0%, 65.8%, 66.8%, 26.7%)
CIE-LAB	lab(45.06, 49.30, 28.54)
CIE-LCH	lch(45.06, 56.96, 30.07°)
OKLab	oklab(54.53% 0.1443 0.067)
OKLCH	oklch(54.53% 0.159 24.9)
XYZ	xyz(23.1988, 14.5826, 6.1496)
Luminance	0.1458 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB403E #3EB9BB

analogous

#BB3E7B #BB403E #BB7F3E

triadic

#BB403E #3EBB40 #403EBB

tetradic

#BB403E #7BBB3E #3EB9BB #7F3EBB

square

#BB403E #7BBB3E #3EB9BB #7F3EBB

split-complementary

#BB403E #3EBB7F #3E7BBB

monochromatic

#5F2120 #8D302F #BB403E #CD6B69 #DC9897

Accessibility & contrast

On white

5.36

#BB403E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#BB403E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB403E

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB403E	#FFFFFF	#000000	##FFFFFF
##BB403E	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A3D

Deuteranopia (green-blind)

#80743A

Tritanopia (blue-blind)

#CD2241

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #bb403e;
/* rgb */ color: rgb(187, 64, 62);
/* oklch */ color: oklch(54.5% 0.159 24.9);

Tailwind

colors: {
  custom: {
    50: '#d77b73',
    500: '#bb403e',
    950: '#000000',
  },
}

SCSS

$custom: #bb403e;
$custom-light: #d77b73;
$custom-dark: #000000;

JSON

{
  "hex": "#bb403e",
  "rgb": {
    "r": 187,
    "g": 64,
    "b": 62
  },
  "hsl": {
    "h": 0.96,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54532,
    "c": 0.15905,
    "h": 24.9
  },
  "luminance": 0.14579
}

Semantic roles & 50–950 ramp

primary

#BB403E

secondary

#8DC7C8

accent

#D7DA4E

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #BB403E

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

Preview Lab → · Contrast checker → · Palette generator →