#BB351E#BB351E

#BB351E is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.9% C 0.174 H 32.2°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#BB351E
RGB	rgb(187, 53, 30)
HSL	hsl(9, 72%, 43%)
HSV	hsv(9, 84%, 73%)
CMYK	cmyk(0%, 71.7%, 84%, 26.7%)
CIE-LAB	lab(43.08, 52.38, 44.12)
CIE-LCH	lch(43.08, 68.48, 40.11°)
OKLab	oklab(52.93% 0.1476 0.093)
OKLCH	oklch(52.93% 0.174 32.2)
XYZ	xyz(22.0036, 13.2082, 2.6189)
Luminance	0.1321 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB351E #1EA4BB

analogous

#BB1E55 #BB351E #BB841E

triadic

#BB351E #1EBB35 #351EBB

tetradic

#BB351E #55BB1E #1EA4BB #841EBB

square

#BB351E #55BB1E #1EA4BB #841EBB

split-complementary

#BB351E #1EBB84 #1E55BB

monochromatic

#52170D #862616 #BB351E #DF5037 #E77E6C

Accessibility & contrast

On white

5.77

#BB351E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#BB351E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB351E

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB351E	#FFFFFF	#000000	##FFFFFF
##BB351E	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5319

Deuteranopia (green-blind)

#7E7116

Tritanopia (blue-blind)

#CE0031

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #bb351e;
/* rgb */ color: rgb(187, 53, 30);
/* oklch */ color: oklch(52.9% 0.174 32.2);

Tailwind

colors: {
  custom: {
    50: '#d9755d',
    500: '#bb351e',
    950: '#000000',
  },
}

SCSS

$custom: #bb351e;
$custom-light: #d9755d;
$custom-dark: #000000;

JSON

{
  "hex": "#bb351e",
  "rgb": {
    "r": 187,
    "g": 53,
    "b": 30
  },
  "hsl": {
    "h": 8.79,
    "s": 72.35,
    "l": 42.549
  },
  "oklch": {
    "l": 0.5293,
    "c": 0.17444,
    "h": 32.2
  },
  "luminance": 0.13205
}

Semantic roles & 50–950 ramp

primary

#BB351E

secondary

#67BECD

accent

#D4EF39

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170904

muted

#857B79

Preview Lab

Preview with #BB351E

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

Preview Lab → · Contrast checker → · Palette generator →