#D23B3F#D23B3F

#D23B3F is a mid, vivid red. Relative luminance 0.172; OKLCH L 57.9% C 0.188 H 23.9°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#D23B3F
RGB	rgb(210, 59, 63)
HSL	hsl(358, 63%, 53%)
HSV	hsv(358, 72%, 82%)
CMYK	cmyk(0%, 71.9%, 70%, 17.6%)
CIE-LAB	lab(48.50, 58.75, 33.08)
CIE-LCH	lch(48.50, 67.42, 29.38°)
OKLab	oklab(57.88% 0.1716 0.0762)
OKLCH	oklch(57.88% 0.188 23.9)
XYZ	xyz(29.0427, 17.1928, 6.4910)
Luminance	0.1719 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D23B3F #3BD2CE

analogous

#D23B8A #D23B3F #D2833B

triadic

#D23B3F #3FD23B #3B3FD2

tetradic

#D23B3F #8AD23B #3BD2CE #833BD2

square

#D23B3F #8AD23B #3BD2CE #833BD2

split-complementary

#D23B3F #3BD283 #3B8AD2

monochromatic

#771B1E #A9272A #D23B3F #DD6D70 #E99FA1

Accessibility & contrast

On white

4.73

#D23B3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#D23B3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D23B3F

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D23B3F	#FFFFFF	#000000	##FFFFFF
##D23B3F	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665E3E

Deuteranopia (green-blind)

#8C7F3A

Tritanopia (blue-blind)

#E7003E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #d23b3f;
/* rgb */ color: rgb(210, 59, 63);
/* oklch */ color: oklch(57.9% 0.188 23.9);

Tailwind

colors: {
  custom: {
    50: '#e87b74',
    500: '#d23b3f',
    950: '#000000',
  },
}

SCSS

$custom: #d23b3f;
$custom-light: #e87b74;
$custom-dark: #000000;

JSON

{
  "hex": "#d23b3f",
  "rgb": {
    "r": 210,
    "g": 59,
    "b": 63
  },
  "hsl": {
    "h": 358.411,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.57875,
    "c": 0.18771,
    "h": 23.9
  },
  "luminance": 0.17188
}

Semantic roles & 50–950 ramp

primary

#D23B3F

secondary

#94D5D3

accent

#E6E142

background

#FFF7F7

surface

#FFEEED

border

#D7C9C8

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D23B3F

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

Preview Lab → · Contrast checker → · Palette generator →