#D23D33#D23D33

#D23D33 is a mid, vivid red. Relative luminance 0.173; OKLCH L 57.9% C 0.188 H 28.3°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#D23D33
RGB	rgb(210, 61, 51)
HSL	hsl(4, 64%, 51%)
HSV	hsv(4, 76%, 82%)
CMYK	cmyk(0%, 71%, 75.7%, 17.6%)
CIE-LAB	lab(48.61, 57.51, 40.03)
CIE-LCH	lch(48.61, 70.07, 34.84°)
OKLab	oklab(57.91% 0.1652 0.0888)
OKLCH	oklch(57.91% 0.188 28.3)
XYZ	xyz(28.8479, 17.2825, 4.9482)
Luminance	0.1728 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D23D33 #33C8D2

analogous

#D23378 #D23D33 #D28C33

triadic

#D23D33 #33D23D #3D33D2

tetradic

#D23D33 #78D233 #33C8D2 #8C33D2

square

#D23D33 #78D233 #33C8D2 #8C33D2

split-complementary

#D23D33 #33D28C #3378D2

monochromatic

#721F19 #A42C24 #D23D33 #DD6D65 #E89C97

Accessibility & contrast

On white

4.71

#D23D33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#D23D33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D23D33

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D23D33	#FFFFFF	#000000	##FFFFFF
##D23D33	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695F30

Deuteranopia (green-blind)

#8E7F2D

Tritanopia (blue-blind)

#E7003C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #d23d33;
/* rgb */ color: rgb(210, 61, 51);
/* oklch */ color: oklch(57.9% 0.188 28.3);

Tailwind

colors: {
  custom: {
    50: '#e97c6c',
    500: '#d23d33',
    950: '#000000',
  },
}

SCSS

$custom: #d23d33;
$custom-light: #e97c6c;
$custom-dark: #000000;

JSON

{
  "hex": "#d23d33",
  "rgb": {
    "r": 210,
    "g": 61,
    "b": 51
  },
  "hsl": {
    "h": 3.774,
    "s": 63.855,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57911,
    "c": 0.18751,
    "h": 28.3
  },
  "luminance": 0.17278
}

Semantic roles & 50–950 ramp

primary

#D23D33

secondary

#8DCFD4

accent

#DCE741

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D23D33

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

Preview Lab → · Contrast checker → · Palette generator →