#2C3CB4#2C3CB4
#2C3CB4 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.8% C 0.188 H 270.1°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).
Color values
| HEX | #2C3CB4 |
|---|---|
| RGB | rgb(44, 60, 180) |
| HSL | hsl(233, 61%, 44%) |
| HSV | hsv(233, 76%, 71%) |
| CMYK | cmyk(75.6%, 66.7%, 0%, 29.4%) |
| CIE-LAB | lab(31.95, 36.18, -65.15) |
| CIE-LCH | lch(31.95, 74.53, 299.05°) |
| OKLab | oklab(42.79% 0.0003 -0.1885) |
| OKLCH | oklch(42.79% 0.188 270.1) |
| XYZ | xyz(10.8900, 7.0613, 43.9602) |
| Luminance | 0.0706 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 1.89
Blue Blue
#2242C7
ΔE00 3.00
Ocean Blue
#4F42B5
ΔE00 4.55
Blue (survey)
#0343DF
ΔE00 5.68
Blue With A Hint Of Purple
#533CC6
ΔE00 5.72
Blueberry
#464196
ΔE00 5.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2C3CB4 #B4A42C
analogous
#2C80B4 #2C3CB4 #602CB4
triadic
#2C3CB4 #B42C3C #3CB42C
tetradic
#2C3CB4 #B42C80 #B4A42C #2CB460
square
#2C3CB4 #B42C80 #B4A42C #2CB460
split-complementary
#2C3CB4 #B4602C #80B42C
monochromatic
#141B52 #202C83 #2C3CB4 #4A5AD3 #7C87DF
Accessibility & contrast
On white
8.71
#2C3CB4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.41
#2C3CB4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2C3CB4
8.71:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2C3CB4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2C3CB4 | 1.00 | 8.71 | 2.41 | 8.71 |
| #FFFFFF | 8.71 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.41 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.71 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0052B8
Deuteranopia (green-blind)
#0045B2
Tritanopia (blue-blind)
#005C73
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #2c3cb4; /* rgb */ color: rgb(44, 60, 180); /* oklch */ color: oklch(42.8% 0.188 270.1);
Tailwind
colors: {
custom: {
50: '#7a72cc',
500: '#2c3cb4',
950: '#000000',
},
}SCSS
$custom: #2c3cb4; $custom-light: #7a72cc; $custom-dark: #000000;
JSON
{
"hex": "#2c3cb4",
"rgb": {
"r": 44,
"g": 60,
"b": 180
},
"hsl": {
"h": 232.941,
"s": 60.714,
"l": 43.922
},
"oklch": {
"l": 0.42787,
"c": 0.18849,
"h": 270.1
},
"luminance": 0.07062
}Semantic roles & 50–950 ramp
primary
#2C3CB4
secondary
#C7BD75
accent
#D144E4
background
#F8F6FC
surface
#EFECF9
border
#CAC7D2
text
#0B0813
muted
#7C7B82