#D4403F#D4403F

#D4403F is a mid, vivid red. Relative luminance 0.180; OKLCH L 58.7% C 0.185 H 25.2°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#D4403F
RGB	rgb(212, 64, 63)
HSL	hsl(0, 63%, 54%)
HSV	hsv(0, 70%, 83%)
CMYK	cmyk(0%, 69.8%, 70.3%, 16.9%)
CIE-LAB	lab(49.53, 57.55, 34.39)
CIE-LCH	lch(49.53, 67.04, 30.86°)
OKLab	oklab(58.71% 0.1675 0.079)
OKLCH	oklch(58.71% 0.185 25.2)
XYZ	xyz(29.8853, 18.0272, 6.6076)
Luminance	0.1802 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D4403F #3FD3D4

analogous

#D43F89 #D4403F #D48B3F

triadic

#D4403F #3FD440 #403FD4

tetradic

#D4403F #89D43F #3FD3D4 #8B3FD4

square

#D4403F #89D43F #3FD3D4 #8B3FD4

split-complementary

#D4403F #3FD48B #3F89D4

monochromatic

#7D1D1C #AF2827 #D4403F #DF7271 #EAA3A3

Accessibility & contrast

On white

4.56

#D4403F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#D4403F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #D4403F

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D4403F	#FFFFFF	#000000	##000000
##D4403F	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)

#6A613D

Deuteranopia (green-blind)

#8F813A

Tritanopia (blue-blind)

#E90B42

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #d4403f;
/* rgb */ color: rgb(212, 64, 63);
/* oklch */ color: oklch(58.7% 0.185 25.2);

Tailwind

colors: {
  custom: {
    50: '#ea7e74',
    500: '#d4403f',
    950: '#000000',
  },
}

SCSS

$custom: #d4403f;
$custom-light: #ea7e74;
$custom-dark: #000000;

JSON

{
  "hex": "#d4403f",
  "rgb": {
    "r": 212,
    "g": 64,
    "b": 63
  },
  "hsl": {
    "h": 0.403,
    "s": 63.404,
    "l": 53.922
  },
  "oklch": {
    "l": 0.58708,
    "c": 0.18518,
    "h": 25.2
  },
  "luminance": 0.18023
}

Semantic roles & 50–950 ramp

primary

#D4403F

secondary

#98D7D7

accent

#E5E641

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#180B08

muted

#867C7B

Preview Lab

Preview with #D4403F

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

Preview Lab → · Contrast checker → · Palette generator →