#3B6BB9#3B6BB9
#3B6BB9 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.4% C 0.133 H 259.6°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).
Color values
| HEX | #3B6BB9 |
|---|---|
| RGB | rgb(59, 107, 185) |
| HSL | hsl(217, 52%, 48%) |
| HSV | hsv(217, 68%, 73%) |
| CMYK | cmyk(68.1%, 42.2%, 0%, 27.5%) |
| CIE-LAB | lab(45.56, 9.66, -46.01) |
| CIE-LCH | lch(45.56, 47.02, 281.86°) |
| OKLab | oklab(53.36% -0.024 -0.1313) |
| OKLCH | oklch(53.36% 0.133 259.6) |
| XYZ | xyz(15.8151, 14.9464, 47.9410) |
| Luminance | 0.1495 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
French Blue
#436BAD
ΔE00 1.54
Medium Blue
#2C6FBB
ΔE00 2.83
Mid Blue
#276AB3
ΔE00 2.88
Denim
#1560BD
ΔE00 4.16
Flat Blue
#3C73A8
ΔE00 4.26
Muted Blue
#3B719F
ΔE00 4.89
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3B6BB9 #B9893B
analogous
#3BAAB9 #3B6BB9 #4A3BB9
triadic
#3B6BB9 #B93B6B #6BB93B
tetradic
#3B6BB9 #B93BAA #B9893B #3BB94A
square
#3B6BB9 #B93BAA #B9893B #3BB94A
split-complementary
#3B6BB9 #B94A3B #AAB93B
monochromatic
#1D355C #2C508B #3B6BB9 #648CCD #92AEDC
Accessibility & contrast
On white
5.26
#3B6BB9 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.99
#3B6BB9 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #3B6BB9
5.26:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3B6BB9 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3B6BB9 | 1.00 | 5.26 | 3.99 | 5.26 |
| #FFFFFF | 5.26 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.26 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4672BC
Deuteranopia (green-blind)
#3266B7
Tritanopia (blue-blind)
#007D89
Achromatopsia (no color)
#6C6C6C
Design tokens & code
CSS
--color: #3b6bb9; /* rgb */ color: rgb(59, 107, 185); /* oklch */ color: oklch(53.4% 0.133 259.6);
Tailwind
colors: {
custom: {
50: '#7f94ce',
500: '#3b6bb9',
950: '#000000',
},
}SCSS
$custom: #3b6bb9; $custom-light: #7f94ce; $custom-dark: #000000;
JSON
{
"hex": "#3b6bb9",
"rgb": {
"r": 59,
"g": 107,
"b": 185
},
"hsl": {
"h": 217.143,
"s": 51.639,
"l": 47.843
},
"oklch": {
"l": 0.5336,
"c": 0.13349,
"h": 259.6
},
"luminance": 0.14948
}Semantic roles & 50–950 ramp
primary
#3B6BB9
secondary
#C7AF88
accent
#A54DDB
background
#F8F9FC
surface
#EFF1F9
border
#CACBD2
text
#0B0D14
muted
#7C7E82