#276FBD#276FBD
#276FBD is a mid, vivid cyan. Relative luminance 0.155; OKLCH L 53.8% C 0.141 H 253.5°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).
Color values
| HEX | #276FBD |
|---|---|
| RGB | rgb(39, 111, 189) |
| HSL | hsl(211, 66%, 45%) |
| HSV | hsv(211, 79%, 74%) |
| CMYK | cmyk(79.4%, 41.3%, 0%, 25.9%) |
| CIE-LAB | lab(46.27, 5.93, -47.23) |
| CIE-LCH | lch(46.27, 47.60, 277.16°) |
| OKLab | oklab(53.8% -0.0401 -0.1351) |
| OKLCH | oklch(53.8% 0.141 253.5) |
| XYZ | xyz(15.7030, 15.4725, 50.2931) |
| Luminance | 0.1547 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Medium Blue
#2C6FBB
ΔE00 0.37
Mid Blue
#276AB3
ΔE00 2.05
Flat Blue
#3C73A8
ΔE00 2.74
Bluish
#2976BB
ΔE00 2.85
Windows Blue
#3778BF
ΔE00 3.31
Muted Blue
#3B719F
ΔE00 3.67
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#276FBD #BD7527
analogous
#27BABD #276FBD #2A27BD
triadic
#276FBD #BD276F #6FBD27
tetradic
#276FBD #BD27BA #BD7527 #27BD2A
square
#276FBD #BD27BA #BD7527 #27BD2A
split-complementary
#276FBD #BD2A27 #BABD27
monochromatic
#123358 #1D518A #276FBD #488ED9 #7BADE4
Accessibility & contrast
On white
5.13
#276FBD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.09
#276FBD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #276FBD
5.13:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##276FBD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##276FBD | 1.00 | 5.13 | 4.09 | 5.13 |
| #FFFFFF | 5.13 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.09 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.13 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4975C0
Deuteranopia (green-blind)
#2F67BB
Tritanopia (blue-blind)
#00828D
Achromatopsia (no color)
#6E6E6E
Design tokens & code
CSS
--color: #276fbd; /* rgb */ color: rgb(39, 111, 189); /* oklch */ color: oklch(53.8% 0.141 253.5);
Tailwind
colors: {
custom: {
50: '#7897d1',
500: '#276fbd',
950: '#000000',
},
}SCSS
$custom: #276fbd; $custom-light: #7897d1; $custom-dark: #000000;
JSON
{
"hex": "#276fbd",
"rgb": {
"r": 39,
"g": 111,
"b": 189
},
"hsl": {
"h": 211.2,
"s": 65.789,
"l": 44.706
},
"oklch": {
"l": 0.538,
"c": 0.14092,
"h": 253.5
},
"luminance": 0.15474
}Semantic roles & 50–950 ramp
primary
#276FBD
secondary
#CCA274
accent
#973FE9
background
#F8F9FC
surface
#EFF2F9
border
#CACCD2
text
#0A0D14
muted
#7C7E82