#BB3A30#BB3A30

#BB3A30 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.167 H 28.4°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#BB3A30
RGB	rgb(187, 58, 48)
HSL	hsl(4, 59%, 46%)
HSV	hsv(4, 74%, 73%)
CMYK	cmyk(0%, 69%, 74.3%, 26.7%)
CIE-LAB	lab(43.96, 51.07, 35.40)
CIE-LCH	lch(43.96, 62.14, 34.73°)
OKLab	oklab(53.65% 0.147 0.0795)
OKLCH	oklch(53.65% 0.167 28.4)
XYZ	xyz(22.5426, 13.8077, 4.2739)
Luminance	0.1380 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3A30 #30B1BB

analogous

#BB306B #BB3A30 #BB7F30

triadic

#BB3A30 #30BB3A #3A30BB

tetradic

#BB3A30 #6BBB30 #30B1BB #7F30BB

square

#BB3A30 #6BBB30 #30B1BB #7F30BB

split-complementary

#BB3A30 #30BB7F #306BBB

monochromatic

#5A1C17 #8A2B23 #BB3A30 #D35E55 #E08C86

Accessibility & contrast

On white

5.58

#BB3A30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#BB3A30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3A30

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3A30	#FFFFFF	#000000	##FFFFFF
##BB3A30	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F562E

Deuteranopia (green-blind)

#7F722B

Tritanopia (blue-blind)

#CE0F39

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3a30;
/* rgb */ color: rgb(187, 58, 48);
/* oklch */ color: oklch(53.6% 0.167 28.4);

Tailwind

colors: {
  custom: {
    50: '#d87869',
    500: '#bb3a30',
    950: '#000000',
  },
}

SCSS

$custom: #bb3a30;
$custom-light: #d87869;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3a30",
  "rgb": {
    "r": 187,
    "g": 58,
    "b": 48
  },
  "hsl": {
    "h": 4.317,
    "s": 59.149,
    "l": 46.078
  },
  "oklch": {
    "l": 0.53645,
    "c": 0.16709,
    "h": 28.4
  },
  "luminance": 0.13804
}

Semantic roles & 50–950 ramp

primary

#BB3A30

secondary

#7DC4C9

accent

#D7E245

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #BB3A30

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

Preview Lab → · Contrast checker → · Palette generator →