#457CCA#457CCA
#457CCA is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.6% C 0.134 H 257.4°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #457CCA |
|---|---|
| RGB | rgb(69, 124, 202) |
| HSL | hsl(215, 56%, 53%) |
| HSV | hsv(215, 66%, 79%) |
| CMYK | cmyk(65.8%, 38.6%, 0%, 20.8%) |
| CIE-LAB | lab(51.77, 6.84, -45.87) |
| CIE-LCH | lch(51.77, 46.38, 278.48°) |
| OKLab | oklab(58.6% -0.0292 -0.1305) |
| OKLCH | oklch(58.6% 0.134 257.4) |
| XYZ | xyz(20.3187, 19.9428, 58.6442) |
| Luminance | 0.1994 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 2.83
Cool Blue
#4984B8
ΔE00 4.27
Steel Blue
#4682B4
ΔE00 4.43
Bluish
#2976BB
ΔE00 4.63
Off Blue
#5684AE
ΔE00 4.67
Deep Sky Blue
#0D75F8
ΔE00 4.73
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#457CCA #CA9345
analogous
#45BFCA #457CCA #5045CA
triadic
#457CCA #CA457C #7CCA45
tetradic
#457CCA #CA45BF #CA9345 #45CA50
square
#457CCA #CA45BF #CA9345 #45CA50
split-complementary
#457CCA #CA5045 #BFCA45
monochromatic
#214374 #2F5FA3 #457CCA #759ED8 #A4BFE5
Accessibility & contrast
On white
4.21
#457CCA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.99
#457CCA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #457CCA
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##457CCA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##457CCA | 1.00 | 4.21 | 4.99 | 4.99 |
| #FFFFFF | 4.21 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5982CD
Deuteranopia (green-blind)
#4676C8
Tritanopia (blue-blind)
#008E99
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #457cca; /* rgb */ color: rgb(69, 124, 202); /* oklch */ color: oklch(58.6% 0.134 257.4);
Tailwind
colors: {
custom: {
50: '#86a1da',
500: '#457cca',
950: '#000000',
},
}SCSS
$custom: #457cca; $custom-light: #86a1da; $custom-dark: #000000;
JSON
{
"hex": "#457cca",
"rgb": {
"r": 69,
"g": 124,
"b": 202
},
"hsl": {
"h": 215.188,
"s": 55.649,
"l": 53.137
},
"oklch": {
"l": 0.58602,
"c": 0.13374,
"h": 257.4
},
"luminance": 0.19945
}Semantic roles & 50–950 ramp
primary
#457CCA
secondary
#D2BA99
accent
#A149DF
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83