#BB5540#BB5540

#BB5540 is a mid, vivid red. Relative luminance 0.174; OKLCH L 57.4% C 0.137 H 33.2°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#BB5540
RGB	rgb(187, 85, 64)
HSL	hsl(10, 49%, 49%)
HSV	hsv(10, 66%, 73%)
CMYK	cmyk(0%, 54.5%, 65.8%, 26.7%)
CIE-LAB	lab(48.80, 39.62, 31.93)
CIE-LCH	lch(48.80, 50.88, 38.87°)
OKLab	oklab(57.37% 0.1144 0.0748)
OKLCH	oklch(57.37% 0.137 33.2)
XYZ	xyz(24.6697, 17.4350, 6.9157)
Luminance	0.1743 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB5540 #40A6BB

analogous

#BB4069 #BB5540 #BB9340

triadic

#BB5540 #40BB55 #5540BB

tetradic

#BB5540 #69BB40 #40A6BB #9340BB

square

#BB5540 #69BB40 #40A6BB #9340BB

split-complementary

#BB5540 #40BB93 #4069BB

monochromatic

#602C21 #8D4030 #BB5540 #CD7C6C #DCA599

Accessibility & contrast

On white

4.68

#BB5540 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#BB5540 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB5540

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB5540	#FFFFFF	#000000	##FFFFFF
##BB5540	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#70663E

Deuteranopia (green-blind)

#897C3E

Tritanopia (blue-blind)

#CD4150

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #bb5540;
/* rgb */ color: rgb(187, 85, 64);
/* oklch */ color: oklch(57.4% 0.137 33.2);

Tailwind

colors: {
  custom: {
    50: '#d58875',
    500: '#bb5540',
    950: '#000000',
  },
}

SCSS

$custom: #bb5540;
$custom-light: #d58875;
$custom-dark: #000000;

JSON

{
  "hex": "#bb5540",
  "rgb": {
    "r": 187,
    "g": 85,
    "b": 64
  },
  "hsl": {
    "h": 10.244,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.57367,
    "c": 0.13664,
    "h": 33.2
  },
  "luminance": 0.17432
}

Semantic roles & 50–950 ramp

primary

#BB5540

secondary

#8FBEC8

accent

#C1D94F

background

#FDF8F7

surface

#FBF0ED

border

#D4CBC8

text

#150B08

muted

#837C7B

Preview Lab

Preview with #BB5540

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

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