#2B77CA#2B77CA
#2B77CA is a mid, vivid cyan. Relative luminance 0.180; OKLCH L 56.6% C 0.148 H 253.6°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).
Color values
| HEX | #2B77CA |
|---|---|
| RGB | rgb(43, 119, 202) |
| HSL | hsl(211, 65%, 48%) |
| HSV | hsv(211, 79%, 79%) |
| CMYK | cmyk(78.7%, 41.1%, 0%, 20.8%) |
| CIE-LAB | lab(49.46, 6.30, -49.61) |
| CIE-LCH | lch(49.46, 50.01, 277.24°) |
| OKLab | oklab(56.56% -0.0418 -0.1419) |
| OKLCH | oklch(56.56% 0.148 253.6) |
| XYZ | xyz(18.2498, 17.9693, 58.3723) |
| Luminance | 0.1797 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Windows Blue
#3778BF
ΔE00 1.10
Bluish
#2976BB
ΔE00 2.15
Medium Blue
#2C6FBB
ΔE00 3.30
Flat Blue
#3C73A8
ΔE00 3.81
Steel Blue
#4682B4
ΔE00 4.94
Cerulean Blue
#056EEE
ΔE00 5.08
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B77CA #CA7E2B
analogous
#2BC6CA #2B77CA #2F2BCA
triadic
#2B77CA #CA2B77 #77CA2B
tetradic
#2B77CA #CA2BC6 #CA7E2B #2BCA2F
square
#2B77CA #CA2BC6 #CA7E2B #2BCA2F
split-complementary
#2B77CA #CA2F2B #C6CA2B
monochromatic
#163C65 #205998 #2B77CA #5796DB #89B6E6
Accessibility & contrast
On white
4.57
#2B77CA on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.59
#2B77CA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #2B77CA
4.59:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B77CA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##2B77CA | 1.00 | 4.57 | 4.59 | 4.59 |
| #FFFFFF | 4.57 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.59 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.59 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4E7DCD
Deuteranopia (green-blind)
#336FC8
Tritanopia (blue-blind)
#008B96
Achromatopsia (no color)
#767676
Design tokens & code
CSS
--color: #2b77ca; /* rgb */ color: rgb(43, 119, 202); /* oklch */ color: oklch(56.6% 0.148 253.6);
Tailwind
colors: {
custom: {
50: '#7c9dda',
500: '#2b77ca',
950: '#000000',
},
}SCSS
$custom: #2b77ca; $custom-light: #7c9dda; $custom-dark: #000000;
JSON
{
"hex": "#2b77ca",
"rgb": {
"r": 43,
"g": 119,
"b": 202
},
"hsl": {
"h": 211.321,
"s": 64.898,
"l": 48.039
},
"oklch": {
"l": 0.56555,
"c": 0.14793,
"h": 253.6
},
"luminance": 0.17972
}Semantic roles & 50–950 ramp
primary
#2B77CA
secondary
#D0AA81
accent
#9840E8
background
#F8F9FD
surface
#EFF2FB
border
#CACCD4
text
#0B0E15
muted
#7C7E83