#BB3020#BB3020

#BB3020 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.5% C 0.178 H 30.4°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#BB3020
RGB	rgb(187, 48, 32)
HSL	hsl(6, 71%, 43%)
HSV	hsv(6, 83%, 73%)
CMYK	cmyk(0%, 74.3%, 82.9%, 26.7%)
CIE-LAB	lab(42.44, 54.23, 42.54)
CIE-LCH	lch(42.44, 68.92, 38.11°)
OKLab	oklab(52.46% 0.1537 0.0902)
OKLCH	oklch(52.46% 0.178 30.4)
XYZ	xyz(21.8138, 12.7864, 2.6857)
Luminance	0.1278 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3020 #20ABBB

analogous

#BB205D #BB3020 #BB7E20

triadic

#BB3020 #20BB30 #3020BB

tetradic

#BB3020 #5DBB20 #20ABBB #7E20BB

square

#BB3020 #5DBB20 #20ABBB #7E20BB

split-complementary

#BB3020 #20BB7E #205DBB

monochromatic

#52150E #872317 #BB3020 #DD4C3B #E67B6F

Accessibility & contrast

On white

5.90

#BB3020 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#BB3020 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3020

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3020	#FFFFFF	#000000	##FFFFFF
##BB3020	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B511C

Deuteranopia (green-blind)

#7D6F18

Tritanopia (blue-blind)

#CE002E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #bb3020;
/* rgb */ color: rgb(187, 48, 32);
/* oklch */ color: oklch(52.5% 0.178 30.4);

Tailwind

colors: {
  custom: {
    50: '#d9735e',
    500: '#bb3020',
    950: '#000000',
  },
}

SCSS

$custom: #bb3020;
$custom-light: #d9735e;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3020",
  "rgb": {
    "r": 187,
    "g": 48,
    "b": 32
  },
  "hsl": {
    "h": 6.194,
    "s": 70.776,
    "l": 42.941
  },
  "oklch": {
    "l": 0.5246,
    "c": 0.17824,
    "h": 30.4
  },
  "luminance": 0.12783
}

Semantic roles & 50–950 ramp

primary

#BB3020

secondary

#6AC3CD

accent

#DBEE3A

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170904

muted

#857B79

Preview Lab

Preview with #BB3020

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

Preview Lab → · Contrast checker → · Palette generator →