#308CBD#308CBD
#308CBD is a mid, moderate cyan. Relative luminance 0.231; OKLCH L 60.8% C 0.112 H 236.5°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).
Color values
| HEX | #308CBD |
|---|---|
| RGB | rgb(48, 140, 189) |
| HSL | hsl(201, 59%, 46%) |
| HSV | hsv(201, 75%, 74%) |
| CMYK | cmyk(74.6%, 25.9%, 0%, 25.9%) |
| CIE-LAB | lab(55.13, -10.30, -33.23) |
| CIE-LCH | lch(55.13, 34.79, 252.78°) |
| OKLab | oklab(60.84% -0.0621 -0.0937) |
| OKLCH | oklch(60.84% 0.112 236.5) |
| XYZ | xyz(19.7787, 23.0564, 51.5422) |
| Luminance | 0.2306 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Water Blue
#0E87CC
ΔE00 3.91
Cerulean (survey)
#0485D1
ΔE00 5.09
Steel Blue
#4682B4
ΔE00 5.12
Cool Blue
#4984B8
ΔE00 5.13
Dusty Blue
#5A86AD
ΔE00 5.92
Off Blue
#5684AE
ΔE00 6.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#308CBD #BD6130
analogous
#30BDA8 #308CBD #3046BD
triadic
#308CBD #BD308C #8CBD30
tetradic
#308CBD #A830BD #BD6130 #46BD30
square
#308CBD #A830BD #BD6130 #46BD30
split-complementary
#308CBD #BD3046 #BDA830
monochromatic
#17445B #24688C #308CBD #56A8D4 #87C1E0
Accessibility & contrast
On white
3.74
#308CBD on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.61
#308CBD on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #308CBD
5.61:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##308CBD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##308CBD | 1.00 | 3.74 | 5.61 | 5.61 |
| #FFFFFF | 3.74 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.61 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.61 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#758BBF
Deuteranopia (green-blind)
#617EBC
Tritanopia (blue-blind)
#00999D
Achromatopsia (no color)
#848484
Design tokens & code
CSS
--color: #308cbd; /* rgb */ color: rgb(48, 140, 189); /* oklch */ color: oklch(60.8% 0.112 236.5);
Tailwind
colors: {
custom: {
50: '#7cadd1',
500: '#308cbd',
950: '#000000',
},
}SCSS
$custom: #308cbd; $custom-light: #7cadd1; $custom-dark: #000000;
JSON
{
"hex": "#308cbd",
"rgb": {
"r": 48,
"g": 140,
"b": 189
},
"hsl": {
"h": 200.851,
"s": 59.494,
"l": 46.471
},
"oklch": {
"l": 0.60842,
"c": 0.11241,
"h": 236.5
},
"luminance": 0.23059
}Semantic roles & 50–950 ramp
primary
#308CBD
secondary
#CA997F
accent
#7C45E3
background
#F8FAFC
surface
#EFF4F9
border
#CACED2
text
#0B1014
muted
#7C7F82