#4F577C#4F577C
#4F577C is a mid, moderate blue. Relative luminance 0.099; OKLCH L 46.6% C 0.061 H 274.4°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).
Color values
| HEX | #4F577C |
|---|---|
| RGB | rgb(79, 87, 124) |
| HSL | hsl(229, 22%, 40%) |
| HSV | hsv(229, 36%, 49%) |
| CMYK | cmyk(36.3%, 29.8%, 0%, 51.4%) |
| CIE-LAB | lab(37.72, 6.58, -21.89) |
| CIE-LCH | lch(37.72, 22.86, 286.73°) |
| OKLab | oklab(46.55% 0.0047 -0.0609) |
| OKLCH | oklch(46.55% 0.061 274.4) |
| XYZ | xyz(10.2697, 9.9335, 20.4411) |
| Luminance | 0.0993 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk
#4E5481
ΔE00 2.23
Twilight
#4E518B
ΔE00 4.85
Dusky Blue
#475F94
ΔE00 6.40
Denim Blue
#3B5B92
ΔE00 7.46
Light Navy Blue
#2E5A88
ΔE00 9.35
Dusk Blue
#26538D
ΔE00 9.43
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F577C #7C744F
analogous
#4F6E7C #4F577C #5E4F7C
triadic
#4F577C #7C4F57 #577C4F
tetradic
#4F577C #7C4F6E #7C744F #4F7C5E
square
#4F577C #7C4F6E #7C744F #4F7C5E
split-complementary
#4F577C #7C5E4F #6E7C4F
monochromatic
#1F2331 #373D57 #4F577C #69739F #8E96B7
Accessibility & contrast
On white
7.03
#4F577C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.99
#4F577C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #4F577C
7.03:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F577C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4F577C | 1.00 | 7.03 | 2.99 | 7.03 |
| #FFFFFF | 7.03 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.03 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4B5B7E
Deuteranopia (green-blind)
#48577B
Tritanopia (blue-blind)
#425E64
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #4f577c; /* rgb */ color: rgb(79, 87, 124); /* oklch */ color: oklch(46.6% 0.061 274.4);
Tailwind
colors: {
custom: {
50: '#8286a2',
500: '#4f577c',
950: '#000000',
},
}SCSS
$custom: #4f577c; $custom-light: #8286a2; $custom-dark: #000000;
JSON
{
"hex": "#4f577c",
"rgb": {
"r": 79,
"g": 87,
"b": 124
},
"hsl": {
"h": 229.333,
"s": 22.167,
"l": 39.804
},
"oklch": {
"l": 0.4655,
"c": 0.06106,
"h": 274.4
},
"luminance": 0.09934
}Semantic roles & 50–950 ramp
primary
#4F577C
secondary
#A49E83
accent
#AF69BF
background
#F8F8F9
surface
#EFEFF2
border
#CACACC
text
#0A0B0F
muted
#7C7C7E