#3188AE#3188AE
#3188AE is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.2% C 0.100 H 230.8°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).
Color values
| HEX | #3188AE |
|---|---|
| RGB | rgb(49, 136, 174) |
| HSL | hsl(198, 56%, 44%) |
| HSV | hsv(198, 72%, 68%) |
| CMYK | cmyk(71.8%, 21.8%, 0%, 31.8%) |
| CIE-LAB | lab(53.29, -13.11, -27.51) |
| CIE-LCH | lch(53.29, 30.47, 244.53°) |
| OKLab | oklab(59.17% -0.0629 -0.0772) |
| OKLCH | oklch(59.17% 0.1 230.8) |
| XYZ | xyz(17.7077, 21.3153, 43.2172) |
| Luminance | 0.2132 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dirty Blue
#3F829D
ΔE00 3.68
Cerulean
#007BA7
ΔE00 5.35
Steel Blue
#4682B4
ΔE00 6.23
Nice Blue
#107AB0
ΔE00 6.63
Water Blue
#0E87CC
ΔE00 6.64
Cool Blue
#4984B8
ΔE00 6.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3188AE #AE5731
analogous
#31AE95 #3188AE #3149AE
triadic
#3188AE #AE3188 #88AE31
tetradic
#3188AE #9531AE #AE5731 #49AE31
square
#3188AE #9531AE #AE5731 #49AE31
split-complementary
#3188AE #AE3149 #AE9531
monochromatic
#163D4E #24637E #3188AE #4FA7CD #7FBFDB
Accessibility & contrast
On white
3.99
#3188AE on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.26
#3188AE on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3188AE
5.26:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3188AE | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3188AE | 1.00 | 3.99 | 5.26 | 5.26 |
| #FFFFFF | 3.99 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.26 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.26 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7586B0
Deuteranopia (green-blind)
#647AAD
Tritanopia (blue-blind)
#009295
Achromatopsia (no color)
#7F7F7F
Design tokens & code
CSS
--color: #3188ae; /* rgb */ color: rgb(49, 136, 174); /* oklch */ color: oklch(59.2% 0.100 230.8);
Tailwind
colors: {
custom: {
50: '#7aaac6',
500: '#3188ae',
950: '#000000',
},
}SCSS
$custom: #3188ae; $custom-light: #7aaac6; $custom-dark: #000000;
JSON
{
"hex": "#3188ae",
"rgb": {
"r": 49,
"g": 136,
"b": 174
},
"hsl": {
"h": 198.24,
"s": 56.054,
"l": 43.725
},
"oklch": {
"l": 0.5917,
"c": 0.09959,
"h": 230.8
},
"luminance": 0.21317
}Semantic roles & 50–950 ramp
primary
#3188AE
secondary
#C48E77
accent
#7648DF
background
#F7FAFC
surface
#EEF4F8
border
#C9CED1
text
#0A1013
muted
#7C7F82