#4971DC#4971DC
#4971DC is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.6% C 0.170 H 265.9°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).
Color values
| HEX | #4971DC |
|---|---|
| RGB | rgb(73, 113, 220) |
| HSL | hsl(224, 68%, 57%) |
| HSV | hsv(224, 67%, 86%) |
| CMYK | cmyk(66.8%, 48.6%, 0%, 13.7%) |
| CIE-LAB | lab(49.97, 20.62, -58.97) |
| CIE-LCH | lch(49.97, 62.47, 289.27°) |
| OKLab | oklab(57.6% -0.0122 -0.1691) |
| OKLCH | oklch(57.6% 0.17 265.9) |
| XYZ | xyz(21.5666, 18.3919, 70.1097) |
| Luminance | 0.1839 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 1.32
Royal Blue
#4169E1
ΔE00 2.78
Cerulean Blue
#056EEE
ΔE00 3.86
Deep Sky Blue
#0D75F8
ΔE00 4.52
Lightish Blue
#3D7AFD
ΔE00 4.97
Bright Blue
#0165FC
ΔE00 5.20
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4971DC #DCB449
analogous
#49BBDC #4971DC #6A49DC
triadic
#4971DC #DC4971 #71DC49
tetradic
#4971DC #DC49BB #DCB449 #49DC6A
square
#4971DC #DC49BB #DCB449 #49DC6A
split-complementary
#4971DC #DC6A49 #BBDC49
monochromatic
#1C3B8F #2550C2 #4971DC #7C99E6 #B0C1F0
Accessibility & contrast
On white
4.49
#4971DC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.68
#4971DC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4971DC
4.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4971DC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4971DC | 1.00 | 4.49 | 4.68 | 4.68 |
| #FFFFFF | 4.49 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.68 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.68 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#367EE0
Deuteranopia (green-blind)
#0B71DA
Tritanopia (blue-blind)
#008A9C
Achromatopsia (no color)
#777777
Design tokens & code
CSS
--color: #4971dc; /* rgb */ color: rgb(73, 113, 220); /* oklch */ color: oklch(57.6% 0.170 265.9);
Tailwind
colors: {
custom: {
50: '#8b99e7',
500: '#4971dc',
950: '#000000',
},
}SCSS
$custom: #4971dc; $custom-light: #8b99e7; $custom-dark: #000000;
JSON
{
"hex": "#4971dc",
"rgb": {
"r": 73,
"g": 113,
"b": 220
},
"hsl": {
"h": 223.673,
"s": 67.742,
"l": 57.451
},
"oklch": {
"l": 0.576,
"c": 0.1695,
"h": 265.9
},
"luminance": 0.18394
}Semantic roles & 50–950 ramp
primary
#4971DC
secondary
#DECEA3
accent
#BB3DEB
background
#F9F9FE
surface
#F1F2FD
border
#CBCCD5
text
#0D0D16
muted
#7E7E84