#D23A3D#D23A3D

#D23A3D is a mid, vivid red. Relative luminance 0.171; OKLCH L 57.8% C 0.189 H 24.4°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#D23A3D
RGB	rgb(210, 58, 61)
HSL	hsl(359, 63%, 53%)
HSV	hsv(359, 72%, 82%)
CMYK	cmyk(0%, 72.4%, 71%, 17.6%)
CIE-LAB	lab(48.35, 59.01, 34.06)
CIE-LCH	lch(48.35, 68.13, 30.00°)
OKLab	oklab(57.75% 0.172 0.078)
OKLCH	oklch(57.75% 0.189 24.4)
XYZ	xyz(28.9369, 17.0691, 6.1850)
Luminance	0.1706 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D23A3D #3AD2CF

analogous

#D23A89 #D23A3D #D2833A

triadic

#D23A3D #3DD23A #3A3DD2

tetradic

#D23A3D #89D23A #3AD2CF #833AD2

square

#D23A3D #89D23A #3AD2CF #833AD2

split-complementary

#D23A3D #3AD283 #3A89D2

monochromatic

#771B1D #A82629 #D23A3D #DD6C6E #E99E9F

Accessibility & contrast

On white

4.76

#D23A3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#D23A3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D23A3D

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D23A3D	#FFFFFF	#000000	##FFFFFF
##D23A3D	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665E3C

Deuteranopia (green-blind)

#8C7F38

Tritanopia (blue-blind)

#E7003D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #d23a3d;
/* rgb */ color: rgb(210, 58, 61);
/* oklch */ color: oklch(57.8% 0.189 24.4);

Tailwind

colors: {
  custom: {
    50: '#e87b73',
    500: '#d23a3d',
    950: '#000000',
  },
}

SCSS

$custom: #d23a3d;
$custom-light: #e87b73;
$custom-dark: #000000;

JSON

{
  "hex": "#d23a3d",
  "rgb": {
    "r": 210,
    "g": 58,
    "b": 61
  },
  "hsl": {
    "h": 358.816,
    "s": 62.81,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57751,
    "c": 0.18881,
    "h": 24.4
  },
  "luminance": 0.17065
}

Semantic roles & 50–950 ramp

primary

#D23A3D

secondary

#93D5D4

accent

#E6E342

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D23A3D

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

Preview Lab → · Contrast checker → · Palette generator →