#3F2AB1#3F2AB1
#3F2AB1 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 41.0% C 0.199 H 280.1°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).
Color values
| HEX | #3F2AB1 |
|---|---|
| RGB | rgb(63, 42, 177) |
| HSL | hsl(249, 62%, 43%) |
| HSV | hsv(249, 76%, 69%) |
| CMYK | cmyk(64.4%, 76.3%, 0%, 30.6%) |
| CIE-LAB | lab(29.12, 47.76, -67.97) |
| CIE-LCH | lch(29.12, 83.07, 305.10°) |
| OKLab | oklab(41.01% 0.0348 -0.1962) |
| OKLCH | oklch(41.01% 0.199 280.1) |
| XYZ | xyz(10.8112, 5.8862, 42.1529) |
| Luminance | 0.0589 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 3.22
Violet Blue
#510AC9
ΔE00 5.09
Sapphire (survey)
#2138AB
ΔE00 5.48
True Blue
#010FCC
ΔE00 5.50
Blue With A Hint Of Purple
#533CC6
ΔE00 5.73
Purple Blue
#5D21D0
ΔE00 5.74
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3F2AB1 #9CB12A
analogous
#2A59B1 #3F2AB1 #822AB1
triadic
#3F2AB1 #B13F2A #2AB13F
tetradic
#3F2AB1 #B12A59 #9CB12A #2AB182
square
#3F2AB1 #B12A59 #9CB12A #2AB182
split-complementary
#3F2AB1 #B1822A #59B12A
monochromatic
#1C134E #2D1E80 #3F2AB1 #5B45D3 #8777DF
Accessibility & contrast
On white
9.64
#3F2AB1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.18
#3F2AB1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3F2AB1
9.64:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3F2AB1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3F2AB1 | 1.00 | 9.64 | 2.18 | 9.64 |
| #FFFFFF | 9.64 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.18 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.64 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0049B5
Deuteranopia (green-blind)
#003FAF
Tritanopia (blue-blind)
#00516C
Achromatopsia (no color)
#454545
Design tokens & code
CSS
--color: #3f2ab1; /* rgb */ color: rgb(63, 42, 177); /* oklch */ color: oklch(41.0% 0.199 280.1);
Tailwind
colors: {
custom: {
50: '#8367ca',
500: '#3f2ab1',
950: '#000000',
},
}SCSS
$custom: #3f2ab1; $custom-light: #8367ca; $custom-dark: #000000;
JSON
{
"hex": "#3f2ab1",
"rgb": {
"r": 63,
"g": 42,
"b": 177
},
"hsl": {
"h": 249.333,
"s": 61.644,
"l": 42.941
},
"oklch": {
"l": 0.41005,
"c": 0.19924,
"h": 280.1
},
"luminance": 0.05887
}Semantic roles & 50–950 ramp
primary
#3F2AB1
secondary
#B9C670
accent
#E543CC
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0C0613
muted
#7D7A82