#5999DC#5999DC
#5999DC is a light, vivid cyan. Relative luminance 0.301; OKLCH L 66.9% C 0.120 H 251.0°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).
Color values
| HEX | #5999DC |
|---|---|
| RGB | rgb(89, 153, 220) |
| HSL | hsl(211, 65%, 61%) |
| HSV | hsv(211, 60%, 86%) |
| CMYK | cmyk(59.5%, 30.5%, 0%, 13.7%) |
| CIE-LAB | lab(61.72, -0.61, -40.25) |
| CIE-LCH | lch(61.72, 40.26, 269.13°) |
| OKLab | oklab(66.9% -0.039 -0.1135) |
| OKLCH | oklch(66.9% 0.12 251) |
| XYZ | xyz(28.4247, 30.0710, 72.0026) |
| Luminance | 0.3007 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 3.62
Cornflowerblue
#6495ED
ΔE00 4.10
Dodgerblue
#1E90FF
ΔE00 4.15
Azure (survey)
#069AF3
ΔE00 4.60
Faded Blue
#658CBB
ΔE00 5.92
Soft Blue
#6488EA
ΔE00 7.60
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5999DC #DC9C59
analogous
#59DADC #5999DC #5A59DC
triadic
#5999DC #DC5999 #99DC59
tetradic
#5999DC #DC59DA #DC9C59 #59DC5A
square
#5999DC #DC59DA #DC9C59 #59DC5A
split-complementary
#5999DC #DC5A59 #DADC59
monochromatic
#205C9A #2B7ACD #5999DC #8CB8E7 #BED7F1
Accessibility & contrast
On white
2.99
#5999DC on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.01
#5999DC on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #5999DC
7.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5999DC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5999DC | 1.00 | 2.99 | 7.01 | 7.01 |
| #FFFFFF | 2.99 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.01 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.01 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7D9CDF
Deuteranopia (green-blind)
#6B8FDB
Tritanopia (blue-blind)
#00A9B1
Achromatopsia (no color)
#959595
Design tokens & code
CSS
--color: #5999dc; /* rgb */ color: rgb(89, 153, 220); /* oklch */ color: oklch(66.9% 0.120 251.0);
Tailwind
colors: {
custom: {
50: '#92b6e7',
500: '#5999dc',
950: '#000000',
},
}SCSS
$custom: #5999dc; $custom-light: #92b6e7; $custom-dark: #000000;
JSON
{
"hex": "#5999dc",
"rgb": {
"r": 89,
"g": 153,
"b": 220
},
"hsl": {
"h": 210.687,
"s": 65.174,
"l": 60.588
},
"oklch": {
"l": 0.66895,
"c": 0.12003,
"h": 251
},
"luminance": 0.30074
}Semantic roles & 50–950 ramp
primary
#5999DC
secondary
#E1C9AF
accent
#7518CD
background
#F9FBFE
surface
#F2F6FC
border
#CCD0D5
text
#0E1116
muted
#7E8084