#306FAA#306FAA
#306FAA is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.9% C 0.113 H 249.6°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).
Color values
| HEX | #306FAA |
|---|---|
| RGB | rgb(48, 111, 170) |
| HSL | hsl(209, 56%, 43%) |
| HSV | hsv(209, 72%, 67%) |
| CMYK | cmyk(71.8%, 34.7%, 0%, 33.3%) |
| CIE-LAB | lab(45.49, -0.02, -37.40) |
| CIE-LCH | lch(45.49, 37.40, 269.96°) |
| OKLab | oklab(52.92% -0.0396 -0.1062) |
| OKLCH | oklch(52.92% 0.113 249.6) |
| XYZ | xyz(14.1563, 14.8980, 40.1519) |
| Luminance | 0.1490 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Flat Blue
#3C73A8
ΔE00 1.72
Muted Blue
#3B719F
ΔE00 1.91
Medium Blue
#2C6FBB
ΔE00 2.12
Mid Blue
#276AB3
ΔE00 2.23
Bluish
#2976BB
ΔE00 3.06
Dull Blue
#49759C
ΔE00 3.87
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#306FAA #AA6B30
analogous
#30AAA8 #306FAA #3032AA
triadic
#306FAA #AA306F #6FAA30
tetradic
#306FAA #A830AA #AA6B30 #32AA30
square
#306FAA #A830AA #AA6B30 #32AA30
split-complementary
#306FAA #AA3032 #AAA830
monochromatic
#15314B #23507A #306FAA #4B8ECC #7BACDA
Accessibility & contrast
On white
5.28
#306FAA on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.98
#306FAA on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #306FAA
5.28:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##306FAA | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##306FAA | 1.00 | 5.28 | 3.98 | 5.28 |
| #FFFFFF | 5.28 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.98 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.28 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5472AC
Deuteranopia (green-blind)
#4366A9
Tritanopia (blue-blind)
#007D84
Achromatopsia (no color)
#6C6C6C
Design tokens & code
CSS
--color: #306faa; /* rgb */ color: rgb(48, 111, 170); /* oklch */ color: oklch(52.9% 0.113 249.6);
Tailwind
colors: {
custom: {
50: '#7898c3',
500: '#306faa',
950: '#000000',
},
}SCSS
$custom: #306faa; $custom-light: #7898c3; $custom-dark: #000000;
JSON
{
"hex": "#306faa",
"rgb": {
"r": 48,
"g": 111,
"b": 170
},
"hsl": {
"h": 209.016,
"s": 55.963,
"l": 42.745
},
"oklch": {
"l": 0.52924,
"c": 0.1133,
"h": 249.6
},
"luminance": 0.149
}Semantic roles & 50–950 ramp
primary
#306FAA
secondary
#C29A74
accent
#9149DF
background
#F7F9FC
surface
#EEF2F8
border
#C9CCD1
text
#0A0D12
muted
#7C7E81