#4F79CF#4F79CF
#4F79CF is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.7% C 0.140 H 263.1°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).
Color values
| HEX | #4F79CF |
|---|---|
| RGB | rgb(79, 121, 207) |
| HSL | hsl(220, 57%, 56%) |
| HSV | hsv(220, 62%, 81%) |
| CMYK | cmyk(61.8%, 41.5%, 0%, 18.8%) |
| CIE-LAB | lab(51.66, 12.18, -48.88) |
| CIE-LCH | lch(51.66, 50.37, 283.99°) |
| OKLab | oklab(58.72% -0.0168 -0.1392) |
| OKLCH | oklch(58.72% 0.14 263.1) |
| XYZ | xyz(21.3204, 19.8401, 61.7253) |
| Luminance | 0.1984 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 3.70
Windows Blue
#3778BF
ΔE00 4.77
Deep Sky Blue
#0D75F8
ΔE00 4.81
Lightish Blue
#3D7AFD
ΔE00 4.94
Clear Blue
#247AFD
ΔE00 5.00
Cerulean Blue
#056EEE
ΔE00 5.35
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F79CF #CFA54F
analogous
#4FB9CF #4F79CF #654FCF
triadic
#4F79CF #CF4F79 #79CF4F
tetradic
#4F79CF #CF4FB9 #CFA54F #4FCF65
square
#4F79CF #CF4FB9 #CFA54F #4FCF65
split-complementary
#4F79CF #CF654F #B9CF4F
monochromatic
#234281 #305AB1 #4F79CF #7F9EDC #AFC2E9
Accessibility & contrast
On white
4.23
#4F79CF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.97
#4F79CF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4F79CF
4.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F79CF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4F79CF | 1.00 | 4.23 | 4.97 | 4.97 |
| #FFFFFF | 4.23 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.97 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.97 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5281D2
Deuteranopia (green-blind)
#4076CD
Tritanopia (blue-blind)
#008C9A
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #4f79cf; /* rgb */ color: rgb(79, 121, 207); /* oklch */ color: oklch(58.7% 0.140 263.1);
Tailwind
colors: {
custom: {
50: '#8b9fde',
500: '#4f79cf',
950: '#000000',
},
}SCSS
$custom: #4f79cf; $custom-light: #8b9fde; $custom-dark: #000000;
JSON
{
"hex": "#4f79cf",
"rgb": {
"r": 79,
"g": 121,
"b": 207
},
"hsl": {
"h": 220.313,
"s": 57.143,
"l": 56.078
},
"oklch": {
"l": 0.58723,
"c": 0.14019,
"h": 263.1
},
"luminance": 0.19842
}Semantic roles & 50–950 ramp
primary
#4F79CF
secondary
#D7C6A2
accent
#AE47E0
background
#F9F9FD
surface
#F1F2FB
border
#CBCCD4
text
#0D0E15
muted
#7E7E83