#286BA3#286BA3
#286BA3 is a mid, moderate cyan. Relative luminance 0.136; OKLCH L 51.3% C 0.111 H 247.5°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).
Color values
| HEX | #286BA3 |
|---|---|
| RGB | rgb(40, 107, 163) |
| HSL | hsl(207, 61%, 40%) |
| HSV | hsv(207, 75%, 64%) |
| CMYK | cmyk(75.5%, 34.4%, 0%, 36.1%) |
| CIE-LAB | lab(43.67, -1.29, -36.18) |
| CIE-LCH | lch(43.67, 36.21, 267.95°) |
| OKLab | oklab(51.3% -0.0426 -0.1028) |
| OKLCH | oklch(51.3% 0.111 247.5) |
| XYZ | xyz(12.7411, 13.6094, 36.5986) |
| Luminance | 0.1361 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Mid Blue
#276AB3
ΔE00 2.52
Muted Blue
#3B719F
ΔE00 2.68
Flat Blue
#3C73A8
ΔE00 3.35
Medium Blue
#2C6FBB
ΔE00 3.56
Ugly Blue
#31668A
ΔE00 4.22
Peacock Blue
#016795
ΔE00 4.48
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#286BA3 #A36028
analogous
#28A39E #286BA3 #282EA3
triadic
#286BA3 #A3286B #6BA328
tetradic
#286BA3 #9E28A3 #A36028 #2EA328
square
#286BA3 #9E28A3 #A36028 #2EA328
split-complementary
#286BA3 #A3282E #A39E28
monochromatic
#102A41 #1C4B72 #286BA3 #3A8BCF #6BA8DB
Accessibility & contrast
On white
5.64
#286BA3 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.72
#286BA3 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #286BA3
5.64:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##286BA3 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##286BA3 | 1.00 | 5.64 | 3.72 | 5.64 |
| #FFFFFF | 5.64 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.72 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.64 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#516DA5
Deuteranopia (green-blind)
#4062A2
Tritanopia (blue-blind)
#00787F
Achromatopsia (no color)
#676767
Design tokens & code
CSS
--color: #286ba3; /* rgb */ color: rgb(40, 107, 163); /* oklch */ color: oklch(51.3% 0.111 247.5);
Tailwind
colors: {
custom: {
50: '#7395be',
500: '#286ba3',
950: '#000000',
},
}SCSS
$custom: #286ba3; $custom-light: #7395be; $custom-dark: #000000;
JSON
{
"hex": "#286ba3",
"rgb": {
"r": 40,
"g": 107,
"b": 163
},
"hsl": {
"h": 207.317,
"s": 60.591,
"l": 39.804
},
"oklch": {
"l": 0.51298,
"c": 0.11125,
"h": 247.5
},
"luminance": 0.13611
}Semantic roles & 50–950 ramp
primary
#286BA3
secondary
#C18F66
accent
#8D44E4
background
#F7F9FB
surface
#EDF1F7
border
#C8CBD0
text
#090D12
muted
#7B7E81