#D43B3F#D43B3F

#D43B3F is a mid, vivid red. Relative luminance 0.175; OKLCH L 58.2% C 0.190 H 24.0°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#D43B3F
RGB	rgb(212, 59, 63)
HSL	hsl(358, 64%, 53%)
HSV	hsv(358, 72%, 83%)
CMYK	cmyk(0%, 72.2%, 70.3%, 16.9%)
CIE-LAB	lab(48.87, 59.36, 33.61)
CIE-LCH	lch(48.87, 68.22, 29.52°)
OKLab	oklab(58.22% 0.1732 0.0773)
OKLCH	oklch(58.22% 0.19 24)
XYZ	xyz(29.6158, 17.4883, 6.5178)
Luminance	0.1748 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43B3F #3BD4D0

analogous

#D43B8C #D43B3F #D4833B

triadic

#D43B3F #3FD43B #3B3FD4

tetradic

#D43B3F #8CD43B #3BD4D0 #833BD4

square

#D43B3F #8CD43B #3BD4D0 #833BD4

split-complementary

#D43B3F #3BD483 #3B8CD4

monochromatic

#7A1B1D #AC2629 #D43B3F #DF6D70 #EA9FA1

Accessibility & contrast

On white

4.67

#D43B3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#D43B3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D43B3F

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43B3F	#FFFFFF	#000000	##FFFFFF
##D43B3F	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)

#675F3E

Deuteranopia (green-blind)

#8D803A

Tritanopia (blue-blind)

#E9003E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d43b3f;
/* rgb */ color: rgb(212, 59, 63);
/* oklch */ color: oklch(58.2% 0.190 24.0);

Tailwind

colors: {
  custom: {
    50: '#ea7c74',
    500: '#d43b3f',
    950: '#000000',
  },
}

SCSS

$custom: #d43b3f;
$custom-light: #ea7c74;
$custom-dark: #000000;

JSON

{
  "hex": "#d43b3f",
  "rgb": {
    "r": 212,
    "g": 59,
    "b": 63
  },
  "hsl": {
    "h": 358.431,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58216,
    "c": 0.1897,
    "h": 24
  },
  "luminance": 0.17484
}

Semantic roles & 50–950 ramp

primary

#D43B3F

secondary

#94D6D5

accent

#E7E341

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D43B3F

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

Preview Lab → · Contrast checker → · Palette generator →