#D23A33#D23A33

#D23A33 is a mid, vivid red. Relative luminance 0.170; OKLCH L 57.6% C 0.190 H 27.5°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#D23A33
RGB	rgb(210, 58, 51)
HSL	hsl(3, 64%, 51%)
HSV	hsv(3, 76%, 82%)
CMYK	cmyk(0%, 72.4%, 75.7%, 17.6%)
CIE-LAB	lab(48.22, 58.59, 39.61)
CIE-LCH	lch(48.22, 70.72, 34.06°)
OKLab	oklab(57.62% 0.1685 0.0879)
OKLCH	oklch(57.62% 0.19 27.5)
XYZ	xyz(28.6923, 16.9712, 4.8963)
Luminance	0.1697 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D23A33 #33CBD2

analogous

#D2337B #D23A33 #D28A33

triadic

#D23A33 #33D23A #3A33D2

tetradic

#D23A33 #7BD233 #33CBD2 #8A33D2

square

#D23A33 #7BD233 #33CBD2 #8A33D2

split-complementary

#D23A33 #33D28A #337BD2

monochromatic

#721D19 #A42A24 #D23A33 #DD6A65 #E89B97

Accessibility & contrast

On white

4.78

#D23A33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#D23A33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D23A33

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D23A33	#FFFFFF	#000000	##FFFFFF
##D23A33	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675D31

Deuteranopia (green-blind)

#8D7F2D

Tritanopia (blue-blind)

#E7003A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #d23a33;
/* rgb */ color: rgb(210, 58, 51);
/* oklch */ color: oklch(57.6% 0.190 27.5);

Tailwind

colors: {
  custom: {
    50: '#e97b6b',
    500: '#d23a33',
    950: '#000000',
  },
}

SCSS

$custom: #d23a33;
$custom-light: #e97b6b;
$custom-dark: #000000;

JSON

{
  "hex": "#d23a33",
  "rgb": {
    "r": 210,
    "g": 58,
    "b": 51
  },
  "hsl": {
    "h": 2.642,
    "s": 63.855,
    "l": 51.176
  },
  "oklch": {
    "l": 0.5762,
    "c": 0.19007,
    "h": 27.5
  },
  "luminance": 0.16967
}

Semantic roles & 50–950 ramp

primary

#D23A33

secondary

#8DD0D4

accent

#E0E741

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D23A33

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

Preview Lab → · Contrast checker → · Palette generator →