#D23D3B#D23D3B

#D23D3B is a mid, vivid red. Relative luminance 0.174; OKLCH L 58.0% C 0.186 H 25.8°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#D23D3B
RGB	rgb(210, 61, 59)
HSL	hsl(1, 63%, 53%)
HSV	hsv(1, 72%, 82%)
CMYK	cmyk(0%, 71%, 71.9%, 17.6%)
CIE-LAB	lab(48.71, 57.84, 35.64)
CIE-LCH	lch(48.71, 67.94, 31.64°)
OKLab	oklab(58.01% 0.1678 0.0811)
OKLCH	oklch(58.01% 0.186 25.8)
XYZ	xyz(29.0398, 17.3593, 5.9584)
Luminance	0.1736 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D23D3B #3BD0D2

analogous

#D23B84 #D23D3B #D2893B

triadic

#D23D3B #3BD23D #3D3BD2

tetradic

#D23D3B #84D23B #3BD0D2 #893BD2

square

#D23D3B #84D23B #3BD0D2 #893BD2

split-complementary

#D23D3B #3BD289 #3B84D2

monochromatic

#771D1B #A92927 #D23D3B #DD6E6D #E9A09F

Accessibility & contrast

On white

4.70

#D23D3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#D23D3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D23D3B

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D23D3B	#FFFFFF	#000000	##FFFFFF
##D23D3B	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685F39

Deuteranopia (green-blind)

#8D7F36

Tritanopia (blue-blind)

#E7003E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d23d3b;
/* rgb */ color: rgb(210, 61, 59);
/* oklch */ color: oklch(58.0% 0.186 25.8);

Tailwind

colors: {
  custom: {
    50: '#e87c71',
    500: '#d23d3b',
    950: '#000000',
  },
}

SCSS

$custom: #d23d3b;
$custom-light: #e87c71;
$custom-dark: #000000;

JSON

{
  "hex": "#d23d3b",
  "rgb": {
    "r": 210,
    "g": 61,
    "b": 59
  },
  "hsl": {
    "h": 0.795,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.58013,
    "c": 0.18639,
    "h": 25.8
  },
  "luminance": 0.17355
}

Semantic roles & 50–950 ramp

primary

#D23D3B

secondary

#94D4D5

accent

#E4E642

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D23D3B

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

Preview Lab → · Contrast checker → · Palette generator →