#2A90B0#2A90B0
#2A90B0 is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.0% C 0.102 H 223.6°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).
Color values
| HEX | #2A90B0 |
|---|---|
| RGB | rgb(42, 144, 176) |
| HSL | hsl(194, 61%, 43%) |
| HSV | hsv(194, 76%, 69%) |
| CMYK | cmyk(76.1%, 18.2%, 0%, 31%) |
| CIE-LAB | lab(55.66, -17.74, -25.02) |
| CIE-LCH | lch(55.66, 30.67, 234.66°) |
| OKLab | oklab(61.04% -0.0735 -0.0701) |
| OKLCH | oklch(61.04% 0.102 223.6) |
| XYZ | xyz(18.7613, 23.5711, 44.6268) |
| Luminance | 0.2357 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Teal Blue
#01889F
ΔE00 5.11
Dirty Blue
#3F829D
ΔE00 5.29
Cerulean
#007BA7
ΔE00 8.67
Ocean
#017B92
ΔE00 8.79
Dusty Blue
#5A86AD
ΔE00 9.35
Greyish Blue
#5E819D
ΔE00 9.59
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A90B0 #B04A2A
analogous
#2AB08D #2A90B0 #2A4DB0
triadic
#2A90B0 #B02A90 #90B02A
tetradic
#2A90B0 #8D2AB0 #B04A2A #4DB02A
square
#2A90B0 #8D2AB0 #B04A2A #4DB02A
split-complementary
#2A90B0 #B02A4D #B08D2A
monochromatic
#123F4D #1E687F #2A90B0 #45B1D3 #76C5DE
Accessibility & contrast
On white
3.67
#2A90B0 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.71
#2A90B0 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #2A90B0
5.71:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A90B0 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##2A90B0 | 1.00 | 3.67 | 5.71 | 5.71 |
| #FFFFFF | 3.67 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.71 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.71 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7E8DB2
Deuteranopia (green-blind)
#6C80B0
Tritanopia (blue-blind)
#009A9A
Achromatopsia (no color)
#858585
Design tokens & code
CSS
--color: #2a90b0; /* rgb */ color: rgb(42, 144, 176); /* oklch */ color: oklch(61.0% 0.102 223.6);
Tailwind
colors: {
custom: {
50: '#78b0c7',
500: '#2a90b0',
950: '#000000',
},
}SCSS
$custom: #2a90b0; $custom-light: #78b0c7; $custom-dark: #000000;
JSON
{
"hex": "#2a90b0",
"rgb": {
"r": 42,
"g": 144,
"b": 176
},
"hsl": {
"h": 194.328,
"s": 61.468,
"l": 42.745
},
"oklch": {
"l": 0.6104,
"c": 0.10156,
"h": 223.6
},
"luminance": 0.23573
}Semantic roles & 50–950 ramp
primary
#2A90B0
secondary
#C68470
accent
#6A43E5
background
#F7FAFC
surface
#EEF4F8
border
#C9CED1
text
#0A1013
muted
#7C7F82