#451B9F#451B9F
#451B9F is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.0% C 0.191 H 287.8°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).
Color values
| HEX | #451B9F |
|---|---|
| RGB | rgb(69, 27, 159) |
| HSL | hsl(259, 71%, 36%) |
| HSV | hsv(259, 83%, 62%) |
| CMYK | cmyk(56.6%, 83%, 0%, 37.6%) |
| CIE-LAB | lab(25.42, 50.23, -63.19) |
| CIE-LCH | lch(25.42, 80.73, 308.48°) |
| OKLab | oklab(38.01% 0.0585 -0.1819) |
| OKLCH | oklch(38.01% 0.191 287.8) |
| XYZ | xyz(9.1023, 4.5518, 33.1931) |
| Luminance | 0.0455 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 2.77
Ultramarine
#2000B1
ΔE00 4.95
Cobalt Blue
#030AA7
ΔE00 5.56
Violet Blue
#510AC9
ΔE00 5.68
Indigo (survey)
#380282
ΔE00 5.68
Royal Blue (survey)
#0504AA
ΔE00 5.68
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#451B9F #759F1B
analogous
#1B339F #451B9F #871B9F
triadic
#451B9F #9F451B #1B9F45
tetradic
#451B9F #9F1B33 #759F1B #1B9F87
square
#451B9F #9F1B33 #759F1B #1B9F87
split-complementary
#451B9F #9F871B #339F1B
monochromatic
#180936 #2E126B #451B9F #5C24D3 #8053E2
Accessibility & contrast
On white
10.99
#451B9F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.91
#451B9F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #451B9F
10.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##451B9F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##451B9F | 1.00 | 10.99 | 1.91 | 10.99 |
| #FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003FA3
Deuteranopia (green-blind)
#00399D
Tritanopia (blue-blind)
#1C435F
Achromatopsia (no color)
#3C3C3C
Design tokens & code
CSS
--color: #451b9f; /* rgb */ color: rgb(69, 27, 159); /* oklch */ color: oklch(38.0% 0.191 287.8);
Tailwind
colors: {
custom: {
50: '#845ebd',
500: '#451b9f',
950: '#000000',
},
}SCSS
$custom: #451b9f; $custom-light: #845ebd; $custom-dark: #000000;
JSON
{
"hex": "#451b9f",
"rgb": {
"r": 69,
"g": 27,
"b": 159
},
"hsl": {
"h": 259.091,
"s": 70.968,
"l": 36.471
},
"oklch": {
"l": 0.3801,
"c": 0.1911,
"h": 287.8
},
"luminance": 0.04552
}Semantic roles & 50–950 ramp
primary
#451B9F
secondary
#A0C551
accent
#EE3AB5
background
#F8F5FB
surface
#F0E9F7
border
#CBC5D0
text
#0C0512
muted
#7D7981