#D43C3B#D43C3B

#D43C3B is a mid, vivid red. Relative luminance 0.175; OKLCH L 58.3% C 0.189 H 25.6°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#D43C3B
RGB	rgb(212, 60, 59)
HSL	hsl(0, 64%, 53%)
HSV	hsv(0, 72%, 83%)
CMYK	cmyk(0%, 71.7%, 72.2%, 16.9%)
CIE-LAB	lab(48.94, 58.83, 36.00)
CIE-LCH	lch(48.94, 68.97, 31.47°)
OKLab	oklab(58.26% 0.1707 0.0818)
OKLCH	oklch(58.26% 0.189 25.6)
XYZ	xyz(29.5600, 17.5490, 5.9676)
Luminance	0.1754 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43C3B #3BD3D4

analogous

#D43B86 #D43C3B #D4883B

triadic

#D43C3B #3BD43C #3C3BD4

tetradic

#D43C3B #86D43B #3BD3D4 #883BD4

square

#D43C3B #86D43B #3BD3D4 #883BD4

split-complementary

#D43C3B #3BD488 #3B86D4

monochromatic

#7A1B1B #AC2726 #D43C3B #DF6E6D #EAA09F

Accessibility & contrast

On white

4.66

#D43C3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#D43C3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D43C3B

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43C3B	#FFFFFF	#000000	##FFFFFF
##D43C3B	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685F39

Deuteranopia (green-blind)

#8E8036

Tritanopia (blue-blind)

#E9003E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d43c3b;
/* rgb */ color: rgb(212, 60, 59);
/* oklch */ color: oklch(58.3% 0.189 25.6);

Tailwind

colors: {
  custom: {
    50: '#ea7c71',
    500: '#d43c3b',
    950: '#000000',
  },
}

SCSS

$custom: #d43c3b;
$custom-light: #ea7c71;
$custom-dark: #000000;

JSON

{
  "hex": "#d43c3b",
  "rgb": {
    "r": 212,
    "g": 60,
    "b": 59
  },
  "hsl": {
    "h": 0.392,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58255,
    "c": 0.18928,
    "h": 25.6
  },
  "luminance": 0.17545
}

Semantic roles & 50–950 ramp

primary

#D43C3B

secondary

#94D6D6

accent

#E6E741

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D43C3B

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

Preview Lab → · Contrast checker → · Palette generator →