#3B70BA#3B70BA
#3B70BA is a mid, vivid cyan. Relative luminance 0.161; OKLCH L 54.5% C 0.129 H 257.2°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #3B70BA |
|---|---|
| RGB | rgb(59, 112, 186) |
| HSL | hsl(215, 52%, 48%) |
| HSV | hsv(215, 68%, 73%) |
| CMYK | cmyk(68.3%, 39.8%, 0%, 27.1%) |
| CIE-LAB | lab(47.06, 6.89, -44.21) |
| CIE-LCH | lch(47.06, 44.75, 278.86°) |
| OKLab | oklab(54.54% -0.0287 -0.126) |
| OKLCH | oklch(54.54% 0.129 257.2) |
| XYZ | xyz(16.4575, 16.0616, 48.6777) |
| Luminance | 0.1606 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Medium Blue
#2C6FBB
ΔE00 1.69
French Blue
#436BAD
ΔE00 2.72
Flat Blue
#3C73A8
ΔE00 2.96
Mid Blue
#276AB3
ΔE00 3.02
Windows Blue
#3778BF
ΔE00 3.33
Bluish
#2976BB
ΔE00 3.83
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3B70BA #BA853B
analogous
#3BAFBA #3B70BA #463BBA
triadic
#3B70BA #BA3B70 #70BA3B
tetradic
#3B70BA #BA3BAF #BA853B #3BBA46
square
#3B70BA #BA3BAF #BA853B #3BBA46
split-complementary
#3B70BA #BA463B #AFBA3B
monochromatic
#1E385D #2C548C #3B70BA #6490CE #93B2DD
Accessibility & contrast
On white
4.99
#3B70BA on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.21
#3B70BA on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #3B70BA
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3B70BA | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3B70BA | 1.00 | 4.99 | 4.21 | 4.99 |
| #FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4E76BD
Deuteranopia (green-blind)
#3B6AB8
Tritanopia (blue-blind)
#00818C
Achromatopsia (no color)
#707070
Design tokens & code
CSS
--color: #3b70ba; /* rgb */ color: rgb(59, 112, 186); /* oklch */ color: oklch(54.5% 0.129 257.2);
Tailwind
colors: {
custom: {
50: '#7f98cf',
500: '#3b70ba',
950: '#000000',
},
}SCSS
$custom: #3b70ba; $custom-light: #7f98cf; $custom-dark: #000000;
JSON
{
"hex": "#3b70ba",
"rgb": {
"r": 59,
"g": 112,
"b": 186
},
"hsl": {
"h": 214.961,
"s": 51.837,
"l": 48.039
},
"oklch": {
"l": 0.54538,
"c": 0.12918,
"h": 257.2
},
"luminance": 0.16063
}Semantic roles & 50–950 ramp
primary
#3B70BA
secondary
#C8AE89
accent
#A04DDB
background
#F8F9FC
surface
#EFF2F9
border
#CACCD2
text
#0B0D14
muted
#7C7E82