#BC2521#BC2521

#BC2521 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.7% C 0.187 H 27.8°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#BC2521
RGB	rgb(188, 37, 33)
HSL	hsl(2, 70%, 43%)
HSV	hsv(2, 82%, 74%)
CMYK	cmyk(0%, 80.3%, 82.4%, 26.3%)
CIE-LAB	lab(41.42, 58.00, 41.12)
CIE-LCH	lch(41.42, 71.10, 35.34°)
OKLab	oklab(51.74% 0.1656 0.0874)
OKLCH	oklch(51.74% 0.187 27.8)
XYZ	xyz(21.6778, 12.1278, 2.6381)
Luminance	0.1212 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC2521 #21B8BC

analogous

#BC216B #BC2521 #BC7221

triadic

#BC2521 #21BC25 #2521BC

tetradic

#BC2521 #6BBC21 #21B8BC #7221BC

square

#BC2521 #6BBC21 #21B8BC #7221BC

split-complementary

#BC2521 #21BC72 #216BBC

monochromatic

#54110F #881B18 #BC2521 #DD413D #E67471

Accessibility & contrast

On white

6.13

#BC2521 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#BC2521 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC2521

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC2521	#FFFFFF	#000000	##FFFFFF
##BC2521	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564D1E

Deuteranopia (green-blind)

#7B6D19

Tritanopia (blue-blind)

#CF0026

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #bc2521;
/* rgb */ color: rgb(188, 37, 33);
/* oklch */ color: oklch(51.7% 0.187 27.8);

Tailwind

colors: {
  custom: {
    50: '#da6f5e',
    500: '#bc2521',
    950: '#000000',
  },
}

SCSS

$custom: #bc2521;
$custom-light: #da6f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#bc2521",
  "rgb": {
    "r": 188,
    "g": 37,
    "b": 33
  },
  "hsl": {
    "h": 1.548,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.51738,
    "c": 0.1872,
    "h": 27.8
  },
  "luminance": 0.12124
}

Semantic roles & 50–950 ramp

primary

#BC2521

secondary

#6CCACD

accent

#E8ED3B

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170804

muted

#857B79

Preview Lab

Preview with #BC2521

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

Preview Lab → · Contrast checker → · Palette generator →