#D03F3F#D03F3F
#D03F3F is a mid, vivid red. Relative luminance 0.173; OKLCH L 57.9% C 0.182 H 24.9°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).
Color values
| HEX | #D03F3F |
|---|---|
| RGB | rgb(208, 63, 63) |
| HSL | hsl(0, 61%, 53%) |
| HSV | hsv(0, 70%, 82%) |
| CMYK | cmyk(0%, 69.7%, 69.7%, 18.4%) |
| CIE-LAB | lab(48.67, 56.65, 33.19) |
| CIE-LCH | lch(48.67, 65.66, 30.37°) |
| OKLab | oklab(57.94% 0.1652 0.0765) |
| OKLCH | oklch(57.94% 0.182 24.9) |
| XYZ | xyz(28.6903, 17.3280, 6.5356) |
| Luminance | 0.1732 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 2.28
Faded Red
#D3494E
ΔE00 3.45
Dark Coral
#CF524E
ΔE00 3.86
Dull Red
#BB3F3F
ΔE00 4.38
Crimson
#DC143C
ΔE00 4.76
Pale Red
#D9544D
ΔE00 5.15
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#D03F3F #3FD0D0
analogous
#D03F87 #D03F3F #D0873F
triadic
#D03F3F #3FD03F #3F3FD0
tetradic
#D03F3F #87D03F #3FD0D0 #873FD0
square
#D03F3F #87D03F #3FD0D0 #873FD0
split-complementary
#D03F3F #3FD087 #3F87D0
monochromatic
#771D1D #A92929 #D03F3F #DC7070 #E8A1A1
Accessibility & contrast
On white
4.70
#D03F3F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.46
#D03F3F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #D03F3F
4.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##D03F3F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##D03F3F | 1.00 | 4.70 | 4.46 | 4.70 |
| #FFFFFF | 4.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.46 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#68603E
Deuteranopia (green-blind)
#8C7F3A
Tritanopia (blue-blind)
#E40D41
Achromatopsia (no color)
#747474
Design tokens & code
CSS
--color: #d03f3f; /* rgb */ color: rgb(208, 63, 63); /* oklch */ color: oklch(57.9% 0.182 24.9);
Tailwind
colors: {
custom: {
50: '#e77d74',
500: '#d03f3f',
950: '#000000',
},
}SCSS
$custom: #d03f3f; $custom-light: #e77d74; $custom-dark: #000000;
JSON
{
"hex": "#d03f3f",
"rgb": {
"r": 208,
"g": 63,
"b": 63
},
"hsl": {
"h": 0,
"s": 60.669,
"l": 53.137
},
"oklch": {
"l": 0.57935,
"c": 0.18203,
"h": 24.9
},
"luminance": 0.17324
}Semantic roles & 50–950 ramp
primary
#D03F3F
secondary
#96D5D5
accent
#E4E444
background
#FFF8F7
surface
#FFEFED
border
#D7CAC8
text
#170A08
muted
#857C7B