#D23F3C#D23F3C

#D23F3C is a mid, vivid red. Relative luminance 0.176; OKLCH L 58.2% C 0.184 H 25.9°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#D23F3C
RGB	rgb(210, 63, 60)
HSL	hsl(1, 63%, 53%)
HSV	hsv(1, 71%, 82%)
CMYK	cmyk(0%, 70%, 71.4%, 17.6%)
CIE-LAB	lab(48.99, 57.15, 35.39)
CIE-LCH	lch(48.99, 67.22, 31.77°)
OKLab	oklab(58.23% 0.1659 0.0807)
OKLCH	oklch(58.23% 0.184 25.9)
XYZ	xyz(29.1747, 17.5872, 6.1326)
Luminance	0.1758 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D23F3C #3CCFD2

analogous

#D23C84 #D23F3C #D28A3C

triadic

#D23F3C #3CD23F #3F3CD2

tetradic

#D23F3C #84D23C #3CCFD2 #8A3CD2

square

#D23F3C #84D23C #3CCFD2 #8A3CD2

split-complementary

#D23F3C #3CD28A #3C84D2

monochromatic

#781E1C #AA2A27 #D23F3C #DD706E #E9A19F

Accessibility & contrast

On white

4.65

#D23F3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#D23F3C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D23F3C

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D23F3C	#FFFFFF	#000000	##FFFFFF
##D23F3C	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69603A

Deuteranopia (green-blind)

#8E8037

Tritanopia (blue-blind)

#E70840

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d23f3c;
/* rgb */ color: rgb(210, 63, 60);
/* oklch */ color: oklch(58.2% 0.184 25.9);

Tailwind

colors: {
  custom: {
    50: '#e87d72',
    500: '#d23f3c',
    950: '#000000',
  },
}

SCSS

$custom: #d23f3c;
$custom-light: #e87d72;
$custom-dark: #000000;

JSON

{
  "hex": "#d23f3c",
  "rgb": {
    "r": 210,
    "g": 63,
    "b": 60
  },
  "hsl": {
    "h": 1.2,
    "s": 62.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.58228,
    "c": 0.18445,
    "h": 25.9
  },
  "luminance": 0.17583
}

Semantic roles & 50–950 ramp

primary

#D23F3C

secondary

#94D4D5

accent

#E2E642

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D23F3C

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

Preview Lab → · Contrast checker → · Palette generator →