#D3404B#D3404B

#D3404B is a mid, vivid red. Relative luminance 0.180; OKLCH L 58.7% C 0.183 H 20.8°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#D3404B
RGB	rgb(211, 64, 75)
HSL	hsl(356, 63%, 54%)
HSV	hsv(356, 70%, 83%)
CMYK	cmyk(0%, 69.7%, 64.5%, 17.3%)
CIE-LAB	lab(49.53, 57.86, 27.32)
CIE-LCH	lch(49.53, 63.99, 25.27°)
OKLab	oklab(58.73% 0.1711 0.065)
OKLCH	oklch(58.73% 0.183 20.8)
XYZ	xyz(29.9705, 18.0280, 8.5569)
Luminance	0.1802 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D3404B #40D3C8

analogous

#D34095 #D3404B #D37F40

triadic

#D3404B #4BD340 #404BD3

tetradic

#D3404B #95D340 #40D3C8 #7F40D3

square

#D3404B #95D340 #40D3C8 #7F40D3

split-complementary

#D3404B #40D37F #4095D3

monochromatic

#7C1D24 #AE2832 #D3404B #DE727A #EAA3A9

Accessibility & contrast

On white

4.56

#D3404B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#D3404B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #D3404B

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D3404B	#FFFFFF	#000000	##000000
##D3404B	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#68624A

Deuteranopia (green-blind)

#8D8147

Tritanopia (blue-blind)

#E71445

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #d3404b;
/* rgb */ color: rgb(211, 64, 75);
/* oklch */ color: oklch(58.7% 0.183 20.8);

Tailwind

colors: {
  custom: {
    50: '#e87e7d',
    500: '#d3404b',
    950: '#000000',
  },
}

SCSS

$custom: #d3404b;
$custom-light: #e87e7d;
$custom-dark: #000000;

JSON

{
  "hex": "#d3404b",
  "rgb": {
    "r": 211,
    "g": 64,
    "b": 75
  },
  "hsl": {
    "h": 355.51,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.58734,
    "c": 0.183,
    "h": 20.8
  },
  "luminance": 0.18024
}

Semantic roles & 50–950 ramp

primary

#D3404B

secondary

#98D7D2

accent

#E6D942

background

#FFF8F7

surface

#FFEFEE

border

#D7CAC9

text

#170B09

muted

#857C7B

Preview Lab

Preview with #D3404B

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

Preview Lab → · Contrast checker → · Palette generator →