#319EB4#319EB4
#319EB4 is a light, moderate cyan. Relative luminance 0.284; OKLCH L 64.8% C 0.100 H 214.2°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).
Color values
| HEX | #319EB4 |
|---|---|
| RGB | rgb(49, 158, 180) |
| HSL | hsl(190, 57%, 45%) |
| HSV | hsv(190, 73%, 71%) |
| CMYK | cmyk(72.8%, 12.2%, 0%, 29.4%) |
| CIE-LAB | lab(60.25, -22.93, -20.23) |
| CIE-LCH | lch(60.25, 30.58, 221.42°) |
| OKLab | oklab(64.82% -0.0828 -0.0564) |
| OKLCH | oklch(64.82% 0.1 214.2) |
| XYZ | xyz(21.7282, 28.3994, 47.5077) |
| Luminance | 0.2840 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Turquoise Blue
#06B1C4
ΔE00 6.12
Cadetblue
#5F9EA0
ΔE00 7.58
Teal Blue
#01889F
ΔE00 7.73
Greyblue
#77A1B5
ΔE00 9.04
Dirty Blue
#3F829D
ΔE00 10.34
Sea
#3C9992
ΔE00 11.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#319EB4 #B44731
analogous
#31B488 #319EB4 #315DB4
triadic
#319EB4 #B4319E #9EB431
tetradic
#319EB4 #8831B4 #B44731 #5DB431
square
#319EB4 #8831B4 #B44731 #5DB431
split-complementary
#319EB4 #B4315D #B48831
monochromatic
#174A54 #247484 #319EB4 #52BBD0 #82CEDD
Accessibility & contrast
On white
3.14
#319EB4 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.68
#319EB4 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #319EB4
6.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##319EB4 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##319EB4 | 1.00 | 3.14 | 6.68 | 6.68 |
| #FFFFFF | 3.14 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.68 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.68 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#8E99B5
Deuteranopia (green-blind)
#7C8BB4
Tritanopia (blue-blind)
#00A6A5
Achromatopsia (no color)
#919191
Design tokens & code
CSS
--color: #319eb4; /* rgb */ color: rgb(49, 158, 180); /* oklch */ color: oklch(64.8% 0.100 214.2);
Tailwind
colors: {
custom: {
50: '#7cbbca',
500: '#319eb4',
950: '#000000',
},
}SCSS
$custom: #319eb4; $custom-light: #7cbbca; $custom-dark: #000000;
JSON
{
"hex": "#319eb4",
"rgb": {
"r": 49,
"g": 158,
"b": 180
},
"hsl": {
"h": 190.076,
"s": 57.205,
"l": 44.902
},
"oklch": {
"l": 0.64824,
"c": 0.10021,
"h": 214.2
},
"luminance": 0.28402
}Semantic roles & 50–950 ramp
primary
#319EB4
secondary
#C6877B
accent
#6147E0
background
#F8FBFC
surface
#EFF6F8
border
#CAD0D1
text
#0B1113
muted
#7C8082