#437FE2#437FE2
#437FE2 is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.6% C 0.163 H 259.9°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).
Color values
| HEX | #437FE2 |
|---|---|
| RGB | rgb(67, 127, 226) |
| HSL | hsl(217, 73%, 57%) |
| HSV | hsv(217, 70%, 89%) |
| CMYK | cmyk(70.4%, 43.8%, 0%, 11.4%) |
| CIE-LAB | lab(53.88, 13.18, -56.08) |
| CIE-LCH | lch(53.88, 57.61, 283.23°) |
| OKLab | oklab(60.65% -0.0286 -0.1604) |
| OKLCH | oklch(60.65% 0.163 259.9) |
| XYZ | xyz(23.6266, 21.8605, 74.9111) |
| Luminance | 0.2186 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dodger Blue
#3E82FC
ΔE00 2.92
Clear Blue
#247AFD
ΔE00 2.94
Azure
#007FFF
ΔE00 3.06
Lightish Blue
#3D7AFD
ΔE00 3.55
Deep Sky Blue
#0D75F8
ΔE00 3.86
Soft Blue
#6488EA
ΔE00 5.10
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#437FE2 #E2A643
analogous
#43CFE2 #437FE2 #5643E2
triadic
#437FE2 #E2437F #7FE243
tetradic
#437FE2 #E243CF #E2A643 #43E256
square
#437FE2 #E243CF #E2A643 #43E256
split-complementary
#437FE2 #E25643 #CFE243
monochromatic
#174694 #1F5FC9 #437FE2 #78A3EA #ADC7F2
Accessibility & contrast
On white
3.91
#437FE2 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.37
#437FE2 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #437FE2
5.37:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##437FE2 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##437FE2 | 1.00 | 3.91 | 5.37 | 5.37 |
| #FFFFFF | 3.91 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.37 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.37 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4E89E6
Deuteranopia (green-blind)
#307AE0
Tritanopia (blue-blind)
#0096A5
Achromatopsia (no color)
#818181
Design tokens & code
CSS
--color: #437fe2; /* rgb */ color: rgb(67, 127, 226); /* oklch */ color: oklch(60.6% 0.163 259.9);
Tailwind
colors: {
custom: {
50: '#89a3ec',
500: '#437fe2',
950: '#000000',
},
}SCSS
$custom: #437fe2; $custom-light: #89a3ec; $custom-dark: #000000;
JSON
{
"hex": "#437fe2",
"rgb": {
"r": 67,
"g": 127,
"b": 226
},
"hsl": {
"h": 217.358,
"s": 73.272,
"l": 57.451
},
"oklch": {
"l": 0.60648,
"c": 0.16299,
"h": 259.9
},
"luminance": 0.21863
}Semantic roles & 50–950 ramp
primary
#437FE2
secondary
#E1C8A0
accent
#AA38F0
background
#F9FAFE
surface
#F1F3FD
border
#CBCDD5
text
#0D0F16
muted
#7E7F84