#D43B23#D43B23

#D43B23 is a mid, vivid red. Relative luminance 0.172; OKLCH L 57.9% C 0.194 H 31.8°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#D43B23
RGB	rgb(212, 59, 35)
HSL	hsl(8, 72%, 48%)
HSV	hsv(8, 83%, 83%)
CMYK	cmyk(0%, 72.2%, 83.5%, 16.9%)
CIE-LAB	lab(48.57, 58.35, 48.41)
CIE-LCH	lch(48.57, 75.82, 39.68°)
OKLab	oklab(57.9% 0.1646 0.1019)
OKLCH	oklch(57.9% 0.194 31.8)
XYZ	xyz(29.0222, 17.2509, 3.3914)
Luminance	0.1725 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43B23 #23BCD4

analogous

#D42363 #D43B23 #D49423

triadic

#D43B23 #23D43B #3B23D4

tetradic

#D43B23 #63D423 #23BCD4 #9423D4

square

#D43B23 #63D423 #23BCD4 #9423D4

split-complementary

#D43B23 #23D494 #2363D4

monochromatic

#6B1E12 #9F2C1A #D43B23 #E26552 #EB9486

Accessibility & contrast

On white

4.72

#D43B23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#D43B23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D43B23

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43B23	#FFFFFF	#000000	##FFFFFF
##D43B23	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5E1E

Deuteranopia (green-blind)

#8F801A

Tritanopia (blue-blind)

#EA0037

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #d43b23;
/* rgb */ color: rgb(212, 59, 35);
/* oklch */ color: oklch(57.9% 0.194 31.8);

Tailwind

colors: {
  custom: {
    50: '#eb7b61',
    500: '#d43b23',
    950: '#000000',
  },
}

SCSS

$custom: #d43b23;
$custom-light: #eb7b61;
$custom-dark: #000000;

JSON

{
  "hex": "#d43b23",
  "rgb": {
    "r": 212,
    "g": 59,
    "b": 35
  },
  "hsl": {
    "h": 8.136,
    "s": 71.66,
    "l": 48.431
  },
  "oklch": {
    "l": 0.57902,
    "c": 0.19355,
    "h": 31.8
  },
  "luminance": 0.17246
}

Semantic roles & 50–950 ramp

primary

#D43B23

secondary

#7EC9D4

accent

#D6EE39

background

#FFF7F5

surface

#FFEEEA

border

#D7C9C6

text

#180A05

muted

#867C79

Preview Lab

Preview with #D43B23

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

Preview Lab → · Contrast checker → · Palette generator →