#599DB5#599DB5
#599DB5 is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.0% C 0.078 H 223.0°. Best body text is #000000 at 6.91:1 contrast (WCAG AA passes).
Color values
| HEX | #599DB5 |
|---|---|
| RGB | rgb(89, 157, 181) |
| HSL | hsl(196, 38%, 53%) |
| HSV | hsv(196, 51%, 71%) |
| CMYK | cmyk(50.8%, 13.3%, 0%, 29%) |
| CIE-LAB | lab(61.28, -14.85, -19.10) |
| CIE-LCH | lch(61.28, 24.19, 232.14°) |
| OKLab | oklab(66.03% -0.0567 -0.0529) |
| OKLCH | oklch(66.03% 0.078 223) |
| XYZ | xyz(24.5142, 29.5719, 48.1232) |
| Luminance | 0.2957 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Greyblue
#77A1B5
ΔE00 4.81
Bluegrey
#85A3B2
ΔE00 7.69
Cadetblue
#5F9EA0
ΔE00 8.79
Turquoise Blue
#06B1C4
ΔE00 8.97
Bluey Grey
#89A0B0
ΔE00 9.39
Dirty Blue
#3F829D
ΔE00 9.52
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#599DB5 #B57159
analogous
#59B59F #599DB5 #596FB5
triadic
#599DB5 #B5599D #9DB559
tetradic
#599DB5 #9F59B5 #B57159 #6FB559
square
#599DB5 #9F59B5 #B57159 #6FB559
split-complementary
#599DB5 #B5596F #B59F59
monochromatic
#2E5766 #407C90 #599DB5 #83B6C8 #AECFDB
Accessibility & contrast
On white
3.04
#599DB5 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.91
#599DB5 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #599DB5
6.91:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##599DB5 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##599DB5 | 1.00 | 3.04 | 6.91 | 6.91 |
| #FFFFFF | 3.04 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.91 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.91 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#8F9AB6
Deuteranopia (green-blind)
#828FB5
Tritanopia (blue-blind)
#23A5A5
Achromatopsia (no color)
#949494
Design tokens & code
CSS
--color: #599db5; /* rgb */ color: rgb(89, 157, 181); /* oklch */ color: oklch(66.0% 0.078 223.0);
Tailwind
colors: {
custom: {
50: '#8ebacb',
500: '#599db5',
950: '#000000',
},
}SCSS
$custom: #599db5; $custom-light: #8ebacb; $custom-dark: #000000;
JSON
{
"hex": "#599db5",
"rgb": {
"r": 89,
"g": 157,
"b": 181
},
"hsl": {
"h": 195.652,
"s": 38.333,
"l": 52.941
},
"oklch": {
"l": 0.66029,
"c": 0.07755,
"h": 223
},
"luminance": 0.29574
}Semantic roles & 50–950 ramp
primary
#599DB5
secondary
#C9ABA1
accent
#785ACE
background
#F9FBFC
surface
#F1F6F8
border
#CBD0D1
text
#0D1113
muted
#7E8082