#4F89CB#4F89CB
#4F89CB is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 62.0% C 0.118 H 252.9°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).
Color values
| HEX | #4F89CB |
|---|---|
| RGB | rgb(79, 137, 203) |
| HSL | hsl(212, 54%, 55%) |
| HSV | hsv(212, 61%, 80%) |
| CMYK | cmyk(61.1%, 32.5%, 0%, 20.4%) |
| CIE-LAB | lab(55.95, 1.20, -39.81) |
| CIE-LCH | lch(55.95, 39.83, 271.73°) |
| OKLab | oklab(62% -0.0345 -0.1125) |
| OKLCH | oklch(62% 0.118 252.9) |
| XYZ | xyz(22.9457, 23.8633, 59.8852) |
| Luminance | 0.2387 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 2.88
Cool Blue
#4984B8
ΔE00 3.21
Faded Blue
#658CBB
ΔE00 3.55
Off Blue
#5684AE
ΔE00 3.97
Steel Blue
#4682B4
ΔE00 4.16
Dusty Blue
#5A86AD
ΔE00 4.16
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F89CB #CB914F
analogous
#4FC7CB #4F89CB #534FCB
triadic
#4F89CB #CB4F89 #89CB4F
tetradic
#4F89CB #CB4FC7 #CB914F #4FCB53
square
#4F89CB #CB4FC7 #CB914F #4FCB53
split-complementary
#4F89CB #CB534F #C7CB4F
monochromatic
#244D7B #326BAA #4F89CB #7EA9D9 #ADC8E7
Accessibility & contrast
On white
3.64
#4F89CB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.77
#4F89CB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4F89CB
5.77:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F89CB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4F89CB | 1.00 | 3.64 | 5.77 | 5.77 |
| #FFFFFF | 3.64 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.77 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.77 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6D8DCE
Deuteranopia (green-blind)
#5C81CA
Tritanopia (blue-blind)
#0098A1
Achromatopsia (no color)
#868686
Design tokens & code
CSS
--color: #4f89cb; /* rgb */ color: rgb(79, 137, 203); /* oklch */ color: oklch(62.0% 0.118 252.9);
Tailwind
colors: {
custom: {
50: '#8babdb',
500: '#4f89cb',
950: '#000000',
},
}SCSS
$custom: #4f89cb; $custom-light: #8babdb; $custom-dark: #000000;
JSON
{
"hex": "#4f89cb",
"rgb": {
"r": 79,
"g": 137,
"b": 203
},
"hsl": {
"h": 211.935,
"s": 54.386,
"l": 55.294
},
"oklch": {
"l": 0.61996,
"c": 0.1177,
"h": 252.9
},
"luminance": 0.23865
}Semantic roles & 50–950 ramp
primary
#4F89CB
secondary
#D5BDA1
accent
#994ADE
background
#F9FAFD
surface
#F1F4FB
border
#CBCED4
text
#0D1015
muted
#7E7F83