#D23F40#D23F40

#D23F40 is a mid, vivid red. Relative luminance 0.176; OKLCH L 58.3% C 0.184 H 24.6°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#D23F40
RGB	rgb(210, 63, 64)
HSL	hsl(360, 62%, 54%)
HSV	hsv(360, 70%, 82%)
CMYK	cmyk(0%, 70%, 69.5%, 17.6%)
CIE-LAB	lab(49.05, 57.34, 33.15)
CIE-LCH	lch(49.05, 66.23, 30.03°)
OKLab	oklab(58.29% 0.1673 0.0765)
OKLCH	oklch(58.29% 0.184 24.6)
XYZ	xyz(29.2845, 17.6311, 6.7107)
Luminance	0.1763 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D23F40 #3FD2D1

analogous

#D23F89 #D23F40 #D2873F

triadic

#D23F40 #40D23F #3F40D2

tetradic

#D23F40 #89D23F #3FD2D1 #873FD2

square

#D23F40 #89D23F #3FD2D1 #873FD2

split-complementary

#D23F40 #3FD287 #3F89D2

monochromatic

#7A1D1D #AC2829 #D23F40 #DE7171 #E9A2A3

Accessibility & contrast

On white

4.64

#D23F40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#D23F40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D23F40

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D23F40	#FFFFFF	#000000	##FFFFFF
##D23F40	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69603F

Deuteranopia (green-blind)

#8D803B

Tritanopia (blue-blind)

#E70B41

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d23f40;
/* rgb */ color: rgb(210, 63, 64);
/* oklch */ color: oklch(58.3% 0.184 24.6);

Tailwind

colors: {
  custom: {
    50: '#e87d75',
    500: '#d23f40',
    950: '#000000',
  },
}

SCSS

$custom: #d23f40;
$custom-light: #e87d75;
$custom-dark: #000000;

JSON

{
  "hex": "#d23f40",
  "rgb": {
    "r": 210,
    "g": 63,
    "b": 64
  },
  "hsl": {
    "h": 359.592,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.58286,
    "c": 0.18395,
    "h": 24.6
  },
  "luminance": 0.17627
}

Semantic roles & 50–950 ramp

primary

#D23F40

secondary

#97D6D5

accent

#E5E443

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D23F40

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

Preview Lab → · Contrast checker → · Palette generator →