#D43F38#D43F38

#D43F38 is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.5% C 0.187 H 27.3°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#D43F38
RGB	rgb(212, 63, 56)
HSL	hsl(3, 64%, 53%)
HSV	hsv(3, 74%, 83%)
CMYK	cmyk(0%, 70.3%, 73.6%, 16.9%)
CIE-LAB	lab(49.30, 57.61, 38.11)
CIE-LCH	lch(49.30, 69.07, 33.49°)
OKLab	oklab(58.51% 0.1662 0.0857)
OKLCH	oklch(58.51% 0.187 27.3)
XYZ	xyz(29.6460, 17.8420, 5.6235)
Luminance	0.1784 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43F38 #38CDD4

analogous

#D4387F #D43F38 #D48D38

triadic

#D43F38 #38D43F #3F38D4

tetradic

#D43F38 #7FD438 #38CDD4 #8D38D4

square

#D43F38 #7FD438 #38CDD4 #8D38D4

split-complementary

#D43F38 #38D48D #387FD4

monochromatic

#781E1A #AA2B25 #D43F38 #DF706A #EAA09D

Accessibility & contrast

On white

4.60

#D43F38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#D43F38 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D43F38

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43F38	#FFFFFF	#000000	##FFFFFF
##D43F38	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6136

Deuteranopia (green-blind)

#8F8133

Tritanopia (blue-blind)

#E9023F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d43f38;
/* rgb */ color: rgb(212, 63, 56);
/* oklch */ color: oklch(58.5% 0.187 27.3);

Tailwind

colors: {
  custom: {
    50: '#ea7e6f',
    500: '#d43f38',
    950: '#000000',
  },
}

SCSS

$custom: #d43f38;
$custom-light: #ea7e6f;
$custom-dark: #000000;

JSON

{
  "hex": "#d43f38",
  "rgb": {
    "r": 212,
    "g": 63,
    "b": 56
  },
  "hsl": {
    "h": 2.692,
    "s": 64.463,
    "l": 52.549
  },
  "oklch": {
    "l": 0.58512,
    "c": 0.18703,
    "h": 27.3
  },
  "luminance": 0.17838
}

Semantic roles & 50–950 ramp

primary

#D43F38

secondary

#92D3D6

accent

#E0E740

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180B07

muted

#867C7A

Preview Lab

Preview with #D43F38

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

Preview Lab → · Contrast checker → · Palette generator →