#453FAB#453FAB
#453FAB is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.1% C 0.167 H 279.5°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).
Color values
| HEX | #453FAB |
|---|---|
| RGB | rgb(69, 63, 171) |
| HSL | hsl(243, 46%, 46%) |
| HSV | hsv(243, 63%, 67%) |
| CMYK | cmyk(59.6%, 63.2%, 0%, 32.9%) |
| CIE-LAB | lab(33.48, 34.61, -57.22) |
| CIE-LCH | lch(33.48, 66.87, 301.17°) |
| OKLab | oklab(44.09% 0.0276 -0.1646) |
| OKLCH | oklch(44.09% 0.167 279.5) |
| XYZ | xyz(11.5801, 7.7597, 39.4077) |
| Luminance | 0.0776 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 2.18
Blueberry
#464196
ΔE00 3.53
Sapphire (survey)
#2138AB
ΔE00 4.28
Blue With A Hint Of Purple
#533CC6
ΔE00 4.55
Blue Blue
#2242C7
ΔE00 5.07
Darkslateblue
#483D8B
ΔE00 5.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#453FAB #A5AB3F
analogous
#3F6FAB #453FAB #7B3FAB
triadic
#453FAB #AB453F #3FAB45
tetradic
#453FAB #AB3F6F #A5AB3F #3FAB7B
square
#453FAB #AB3F6F #A5AB3F #3FAB7B
split-complementary
#453FAB #AB7B3F #6FAB3F
monochromatic
#211E52 #332F7E #453FAB #6862C5 #938FD6
Accessibility & contrast
On white
8.23
#453FAB on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.55
#453FAB on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #453FAB
8.23:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##453FAB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##453FAB | 1.00 | 8.23 | 2.55 | 8.23 |
| #FFFFFF | 8.23 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.55 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.23 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0053AE
Deuteranopia (green-blind)
#004AA9
Tritanopia (blue-blind)
#005A6F
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #453fab; /* rgb */ color: rgb(69, 63, 171); /* oklch */ color: oklch(44.1% 0.167 279.5);
Tailwind
colors: {
custom: {
50: '#8374c5',
500: '#453fab',
950: '#000000',
},
}SCSS
$custom: #453fab; $custom-light: #8374c5; $custom-dark: #000000;
JSON
{
"hex": "#453fab",
"rgb": {
"r": 69,
"g": 63,
"b": 171
},
"hsl": {
"h": 243.333,
"s": 46.154,
"l": 45.882
},
"oklch": {
"l": 0.44085,
"c": 0.16688,
"h": 279.5
},
"luminance": 0.0776
}Semantic roles & 50–950 ramp
primary
#453FAB
secondary
#BDC185
accent
#D652CE
background
#F8F7FC
surface
#F0EDF8
border
#CBC8D1
text
#0C0813
muted
#7D7B82