#2B88AB#2B88AB
#2B88AB is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 58.9% C 0.100 H 227.7°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).
Color values
| HEX | #2B88AB |
|---|---|
| RGB | rgb(43, 136, 171) |
| HSL | hsl(196, 60%, 42%) |
| HSV | hsv(196, 75%, 67%) |
| CMYK | cmyk(74.9%, 20.5%, 0%, 32.9%) |
| CIE-LAB | lab(53.02, -14.95, -26.23) |
| CIE-LCH | lch(53.02, 30.19, 240.31°) |
| OKLab | oklab(58.86% -0.067 -0.0736) |
| OKLCH | oklch(58.86% 0.1 227.7) |
| XYZ | xyz(17.1481, 21.0602, 41.6814) |
| Luminance | 0.2106 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dirty Blue
#3F829D
ΔE00 3.10
Teal Blue
#01889F
ΔE00 5.54
Cerulean
#007BA7
ΔE00 5.58
Ocean
#017B92
ΔE00 7.32
Nice Blue
#107AB0
ΔE00 7.47
Stormy Blue
#507B9C
ΔE00 7.51
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B88AB #AB4E2B
analogous
#2BAB8E #2B88AB #2B48AB
triadic
#2B88AB #AB2B88 #88AB2B
tetradic
#2B88AB #8E2BAB #AB4E2B #48AB2B
square
#2B88AB #8E2BAB #AB4E2B #48AB2B
split-complementary
#2B88AB #AB2B48 #AB8E2B
monochromatic
#123A49 #1F617A #2B88AB #43A9D0 #74C0DC
Accessibility & contrast
On white
4.03
#2B88AB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.21
#2B88AB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #2B88AB
5.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B88AB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##2B88AB | 1.00 | 4.03 | 5.21 | 5.21 |
| #FFFFFF | 4.03 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.21 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.21 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7586AD
Deuteranopia (green-blind)
#6479AB
Tritanopia (blue-blind)
#009294
Achromatopsia (no color)
#7F7F7F
Design tokens & code
CSS
--color: #2b88ab; /* rgb */ color: rgb(43, 136, 171); /* oklch */ color: oklch(58.9% 0.100 227.7);
Tailwind
colors: {
custom: {
50: '#77aac4',
500: '#2b88ab',
950: '#000000',
},
}SCSS
$custom: #2b88ab; $custom-light: #77aac4; $custom-dark: #000000;
JSON
{
"hex": "#2b88ab",
"rgb": {
"r": 43,
"g": 136,
"b": 171
},
"hsl": {
"h": 196.406,
"s": 59.813,
"l": 41.961
},
"oklch": {
"l": 0.58864,
"c": 0.09952,
"h": 227.7
},
"luminance": 0.21062
}Semantic roles & 50–950 ramp
primary
#2B88AB
secondary
#C4866E
accent
#7045E3
background
#F7FAFC
surface
#EEF4F8
border
#C9CED1
text
#0A1012
muted
#7C7F81