#D43B40#D43B40

#D43B40 is a mid, vivid red. Relative luminance 0.175; OKLCH L 58.2% C 0.190 H 23.7°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#D43B40
RGB	rgb(212, 59, 64)
HSL	hsl(358, 64%, 53%)
HSV	hsv(358, 72%, 83%)
CMYK	cmyk(0%, 72.2%, 69.8%, 16.9%)
CIE-LAB	lab(48.88, 59.41, 33.04)
CIE-LCH	lch(48.88, 67.98, 29.08°)
OKLab	oklab(58.23% 0.1736 0.0762)
OKLCH	oklch(58.23% 0.19 23.7)
XYZ	xyz(29.6440, 17.4996, 6.6663)
Luminance	0.1749 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43B40 #3BD4CF

analogous

#D43B8C #D43B40 #D4823B

triadic

#D43B40 #40D43B #3B40D4

tetradic

#D43B40 #8CD43B #3BD4CF #823BD4

square

#D43B40 #8CD43B #3BD4CF #823BD4

split-complementary

#D43B40 #3BD482 #3B8CD4

monochromatic

#7A1B1E #AC262A #D43B40 #DF6D71 #EA9FA2

Accessibility & contrast

On white

4.67

#D43B40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#D43B40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D43B40

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43B40	#FFFFFF	#000000	##FFFFFF
##D43B40	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675F3F

Deuteranopia (green-blind)

#8D803B

Tritanopia (blue-blind)

#E9003E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d43b40;
/* rgb */ color: rgb(212, 59, 64);
/* oklch */ color: oklch(58.2% 0.190 23.7);

Tailwind

colors: {
  custom: {
    50: '#ea7c75',
    500: '#d43b40',
    950: '#000000',
  },
}

SCSS

$custom: #d43b40;
$custom-light: #ea7c75;
$custom-dark: #000000;

JSON

{
  "hex": "#d43b40",
  "rgb": {
    "r": 212,
    "g": 59,
    "b": 64
  },
  "hsl": {
    "h": 358.039,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58231,
    "c": 0.18959,
    "h": 23.7
  },
  "luminance": 0.17495
}

Semantic roles & 50–950 ramp

primary

#D43B40

secondary

#94D6D4

accent

#E7E241

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D43B40

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

Preview Lab → · Contrast checker → · Palette generator →