#5BB4DA#5BB4DA
#5BB4DA is a light, moderate cyan. Relative luminance 0.399; OKLCH L 73.0% C 0.101 H 228.4°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #5BB4DA |
|---|---|
| RGB | rgb(91, 180, 218) |
| HSL | hsl(198, 63%, 61%) |
| HSV | hsv(198, 58%, 85%) |
| CMYK | cmyk(58.3%, 17.4%, 0%, 14.5%) |
| CIE-LAB | lab(69.42, -15.74, -27.19) |
| CIE-LCH | lch(69.42, 31.42, 239.93°) |
| OKLab | oklab(72.98% -0.0673 -0.0758) |
| OKLCH | oklch(72.98% 0.101 228.4) |
| XYZ | xyz(33.2856, 39.9254, 72.2683) |
| Luminance | 0.3993 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deepskyblue
#00BFFF
ΔE00 5.95
Lightblue (survey)
#7BC8F6
ΔE00 6.63
Bright Sky Blue
#02CCFE
ΔE00 7.16
Sky Blue
#87CEEB
ΔE00 7.69
Baby Blue
#89CFF0
ΔE00 7.84
Greyblue
#77A1B5
ΔE00 8.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5BB4DA #DA815B
analogous
#5BDAC1 #5BB4DA #5B74DA
triadic
#5BB4DA #DA5BB4 #B4DA5B
tetradic
#5BB4DA #C15BDA #DA815B #74DA5B
square
#5BB4DA #C15BDA #DA815B #74DA5B
split-complementary
#5BB4DA #DA5B74 #DAC15B
monochromatic
#227598 #2E9BCA #5BB4DA #8DCBE5 #BFE2F1
Accessibility & contrast
On white
2.34
#5BB4DA on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.99
#5BB4DA on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #5BB4DA
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5BB4DA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5BB4DA | 1.00 | 2.34 | 8.99 | 8.99 |
| #FFFFFF | 2.34 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#A0B1DC
Deuteranopia (green-blind)
#8EA4DA
Tritanopia (blue-blind)
#00BFC0
Achromatopsia (no color)
#A9A9A9
Design tokens & code
CSS
--color: #5bb4da; /* rgb */ color: rgb(91, 180, 218); /* oklch */ color: oklch(73.0% 0.101 228.4);
Tailwind
colors: {
custom: {
50: '#94cae5',
500: '#5bb4da',
950: '#000000',
},
}SCSS
$custom: #5bb4da; $custom-light: #94cae5; $custom-dark: #000000;
JSON
{
"hex": "#5bb4da",
"rgb": {
"r": 91,
"g": 180,
"b": 218
},
"hsl": {
"h": 197.953,
"s": 63.184,
"l": 60.588
},
"oklch": {
"l": 0.72983,
"c": 0.10133,
"h": 228.4
},
"luminance": 0.39929
}Semantic roles & 50–950 ramp
primary
#5BB4DA
secondary
#E1BFB0
accent
#4F1BCB
background
#F9FCFE
surface
#F2F8FC
border
#CCD1D5
text
#0E1315
muted
#7E8284