#3D8BB9#3D8BB9
#3D8BB9 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.8% C 0.103 H 237.8°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).
Color values
| HEX | #3D8BB9 |
|---|---|
| RGB | rgb(61, 139, 185) |
| HSL | hsl(202, 50%, 48%) |
| HSV | hsv(202, 67%, 73%) |
| CMYK | cmyk(67%, 24.9%, 0%, 27.5%) |
| CIE-LAB | lab(55.03, -9.21, -31.08) |
| CIE-LCH | lch(55.03, 32.42, 253.50°) |
| OKLab | oklab(60.81% -0.0551 -0.0874) |
| OKLCH | oklch(60.81% 0.103 237.8) |
| XYZ | xyz(19.9107, 22.9580, 49.2716) |
| Luminance | 0.2296 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Water Blue
#0E87CC
ΔE00 3.93
Cool Blue
#4984B8
ΔE00 4.25
Steel Blue
#4682B4
ΔE00 4.29
Dusty Blue
#5A86AD
ΔE00 4.83
Cerulean (survey)
#0485D1
ΔE00 4.92
Off Blue
#5684AE
ΔE00 4.95
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3D8BB9 #B96B3D
analogous
#3DB9A9 #3D8BB9 #3D4DB9
triadic
#3D8BB9 #B93D8B #8BB93D
tetradic
#3D8BB9 #A93DB9 #B96B3D #4DB93D
square
#3D8BB9 #A93DB9 #B96B3D #4DB93D
split-complementary
#3D8BB9 #B93D4D #B9A93D
monochromatic
#1F465D #2E688B #3D8BB9 #66A7CD #95C1DC
Accessibility & contrast
On white
3.76
#3D8BB9 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.59
#3D8BB9 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3D8BB9
5.59:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3D8BB9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3D8BB9 | 1.00 | 3.76 | 5.59 | 5.59 |
| #FFFFFF | 3.76 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.59 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.59 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#758BBB
Deuteranopia (green-blind)
#647EB8
Tritanopia (blue-blind)
#00979B
Achromatopsia (no color)
#848484
Design tokens & code
CSS
--color: #3d8bb9; /* rgb */ color: rgb(61, 139, 185); /* oklch */ color: oklch(60.8% 0.103 237.8);
Tailwind
colors: {
custom: {
50: '#80acce',
500: '#3d8bb9',
950: '#000000',
},
}SCSS
$custom: #3d8bb9; $custom-light: #80acce; $custom-dark: #000000;
JSON
{
"hex": "#3d8bb9",
"rgb": {
"r": 61,
"g": 139,
"b": 185
},
"hsl": {
"h": 202.258,
"s": 50.407,
"l": 48.235
},
"oklch": {
"l": 0.60809,
"c": 0.10331,
"h": 237.8
},
"luminance": 0.2296
}Semantic roles & 50–950 ramp
primary
#3D8BB9
secondary
#C7A18B
accent
#824EDA
background
#F8FAFC
surface
#EFF4F9
border
#CACED2
text
#0B1013
muted
#7C7F82