#D23B39#D23B39

#D23B39 is a mid, vivid red. Relative luminance 0.171; OKLCH L 57.8% C 0.188 H 25.9°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#D23B39
RGB	rgb(210, 59, 57)
HSL	hsl(1, 63%, 52%)
HSV	hsv(1, 73%, 82%)
CMYK	cmyk(0%, 71.9%, 72.9%, 17.6%)
CIE-LAB	lab(48.42, 58.47, 36.45)
CIE-LCH	lch(48.42, 68.91, 31.94°)
OKLab	oklab(57.79% 0.1694 0.0824)
OKLCH	oklch(57.79% 0.188 25.9)
XYZ	xyz(28.8841, 17.1294, 5.6555)
Luminance	0.1713 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D23B39 #39D0D2

analogous

#D23984 #D23B39 #D28739

triadic

#D23B39 #39D23B #3B39D2

tetradic

#D23B39 #84D239 #39D0D2 #8739D2

square

#D23B39 #84D239 #39D0D2 #8739D2

split-complementary

#D23B39 #39D287 #3984D2

monochromatic

#761C1B #A82826 #D23B39 #DD6C6B #E99E9D

Accessibility & contrast

On white

4.75

#D23B39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#D23B39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D23B39

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D23B39	#FFFFFF	#000000	##FFFFFF
##D23B39	1.00	4.75	4.43	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E37

Deuteranopia (green-blind)

#8D7F34

Tritanopia (blue-blind)

#E7003C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #d23b39;
/* rgb */ color: rgb(210, 59, 57);
/* oklch */ color: oklch(57.8% 0.188 25.9);

Tailwind

colors: {
  custom: {
    50: '#e97b70',
    500: '#d23b39',
    950: '#000000',
  },
}

SCSS

$custom: #d23b39;
$custom-light: #e97b70;
$custom-dark: #000000;

JSON

{
  "hex": "#d23b39",
  "rgb": {
    "r": 210,
    "g": 59,
    "b": 57
  },
  "hsl": {
    "h": 0.784,
    "s": 62.963,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57791,
    "c": 0.18841,
    "h": 25.9
  },
  "luminance": 0.17125
}

Semantic roles & 50–950 ramp

primary

#D23B39

secondary

#92D4D5

accent

#E4E642

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D23B39

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

Preview Lab → · Contrast checker → · Palette generator →