#D43E3D#D43E3D

#D43E3D is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.5% C 0.187 H 25.4°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#D43E3D
RGB	rgb(212, 62, 61)
HSL	hsl(0, 64%, 54%)
HSV	hsv(0, 71%, 83%)
CMYK	cmyk(0%, 70.8%, 71.2%, 16.9%)
CIE-LAB	lab(49.23, 58.19, 35.19)
CIE-LCH	lch(49.23, 68.01, 31.16°)
OKLab	oklab(58.48% 0.1691 0.0804)
OKLCH	oklch(58.48% 0.187 25.4)
XYZ	xyz(29.7196, 17.7837, 6.2817)
Luminance	0.1778 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43E3D #3DD3D4

analogous

#D43D87 #D43E3D #D4893D

triadic

#D43E3D #3DD43E #3E3DD4

tetradic

#D43E3D #87D43D #3DD3D4 #893DD4

square

#D43E3D #87D43D #3DD3D4 #893DD4

split-complementary

#D43E3D #3DD489 #3D87D4

monochromatic

#7B1C1B #AD2726 #D43E3D #DF706F #EAA2A1

Accessibility & contrast

On white

4.61

#D43E3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#D43E3D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D43E3D

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43E3D	#FFFFFF	#000000	##FFFFFF
##D43E3D	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69603B

Deuteranopia (green-blind)

#8F8138

Tritanopia (blue-blind)

#E90040

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d43e3d;
/* rgb */ color: rgb(212, 62, 61);
/* oklch */ color: oklch(58.5% 0.187 25.4);

Tailwind

colors: {
  custom: {
    50: '#ea7d73',
    500: '#d43e3d',
    950: '#000000',
  },
}

SCSS

$custom: #d43e3d;
$custom-light: #ea7d73;
$custom-dark: #000000;

JSON

{
  "hex": "#d43e3d",
  "rgb": {
    "r": 212,
    "g": 62,
    "b": 61
  },
  "hsl": {
    "h": 0.397,
    "s": 63.713,
    "l": 53.529
  },
  "oklch": {
    "l": 0.58478,
    "c": 0.18725,
    "h": 25.4
  },
  "luminance": 0.17779
}

Semantic roles & 50–950 ramp

primary

#D43E3D

secondary

#96D6D7

accent

#E6E741

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D43E3D

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

Preview Lab → · Contrast checker → · Palette generator →