#423BC1#423BC1
#423BC1 is a mid, highly saturated blue. Relative luminance 0.081; OKLCH L 45.2% C 0.201 H 277.0°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #423BC1 |
|---|---|
| RGB | rgb(66, 59, 193) |
| HSL | hsl(243, 53%, 49%) |
| HSV | hsv(243, 69%, 76%) |
| CMYK | cmyk(65.8%, 69.4%, 0%, 24.3%) |
| CIE-LAB | lab(34.26, 43.79, -68.97) |
| CIE-LCH | lch(34.26, 81.70, 302.41°) |
| OKLab | oklab(45.18% 0.0246 -0.1991) |
| OKLCH | oklch(45.18% 0.201 277) |
| XYZ | xyz(13.4332, 8.1353, 51.3041) |
| Luminance | 0.0814 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blue With A Hint Of Purple
#533CC6
ΔE00 2.42
Ocean Blue
#4F42B5
ΔE00 2.86
Blurple
#5539CC
ΔE00 3.07
Blue Blue
#2242C7
ΔE00 3.88
Bluey Purple
#6241C7
ΔE00 4.84
Sapphire (survey)
#2138AB
ΔE00 4.97
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#423BC1 #BAC13B
analogous
#3B77C1 #423BC1 #853BC1
triadic
#423BC1 #C1423B #3BC142
tetradic
#423BC1 #C13B77 #BAC13B #3BC185
square
#423BC1 #C13B77 #BAC13B #3BC185
split-complementary
#423BC1 #C1853B #77C13B
monochromatic
#221E63 #322D92 #423BC1 #6E68D1 #9B97DF
Accessibility & contrast
On white
7.99
#423BC1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#423BC1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #423BC1
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##423BC1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##423BC1 | 1.00 | 7.99 | 2.63 | 7.99 |
| #FFFFFF | 7.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0056C5
Deuteranopia (green-blind)
#004BBE
Tritanopia (blue-blind)
#005F79
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #423bc1; /* rgb */ color: rgb(66, 59, 193); /* oklch */ color: oklch(45.2% 0.201 277.0);
Tailwind
colors: {
custom: {
50: '#8672d5',
500: '#423bc1',
950: '#000000',
},
}SCSS
$custom: #423bc1; $custom-light: #8672d5; $custom-dark: #000000;
JSON
{
"hex": "#423bc1",
"rgb": {
"r": 66,
"g": 59,
"b": 193
},
"hsl": {
"h": 243.134,
"s": 53.175,
"l": 49.412
},
"oklch": {
"l": 0.45184,
"c": 0.20062,
"h": 277
},
"luminance": 0.08136
}Semantic roles & 50–950 ramp
primary
#423BC1
secondary
#C8CB8D
accent
#DD4BD5
background
#F8F7FD
surface
#F0EDFA
border
#CBC8D3
text
#0D0814
muted
#7D7B83