#2C45B3#2C45B3
#2C45B3 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.3% C 0.177 H 268.3°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).
Color values
| HEX | #2C45B3 |
|---|---|
| RGB | rgb(44, 69, 179) |
| HSL | hsl(229, 61%, 44%) |
| HSV | hsv(229, 75%, 70%) |
| CMYK | cmyk(75.4%, 61.5%, 0%, 29.8%) |
| CIE-LAB | lab(34.08, 30.01, -61.07) |
| CIE-LCH | lch(34.08, 68.05, 296.17°) |
| OKLab | oklab(44.33% -0.0053 -0.1765) |
| OKLCH | oklch(44.33% 0.177 268.3) |
| XYZ | xyz(11.3007, 8.0452, 43.5964) |
| Luminance | 0.0805 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blue Blue
#2242C7
ΔE00 2.80
Cobalt
#0047AB
ΔE00 3.80
Sapphire (survey)
#2138AB
ΔE00 3.91
Ocean Blue
#4F42B5
ΔE00 5.19
Sapphire
#0F52BA
ΔE00 5.41
Blue (survey)
#0343DF
ΔE00 5.45
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2C45B3 #B39A2C
analogous
#2C88B3 #2C45B3 #562CB3
triadic
#2C45B3 #B32C45 #45B32C
tetradic
#2C45B3 #B32C88 #B39A2C #2CB356
square
#2C45B3 #B32C88 #B39A2C #2CB356
split-complementary
#2C45B3 #B3562C #88B32C
monochromatic
#141F51 #203282 #2C45B3 #4A63D2 #7B8DDF
Accessibility & contrast
On white
8.05
#2C45B3 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.61
#2C45B3 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2C45B3
8.05:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2C45B3 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2C45B3 | 1.00 | 8.05 | 2.61 | 8.05 |
| #FFFFFF | 8.05 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.61 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.05 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0057B7
Deuteranopia (green-blind)
#004AB1
Tritanopia (blue-blind)
#006175
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #2c45b3; /* rgb */ color: rgb(44, 69, 179); /* oklch */ color: oklch(44.3% 0.177 268.3);
Tailwind
colors: {
custom: {
50: '#7978cb',
500: '#2c45b3',
950: '#000000',
},
}SCSS
$custom: #2c45b3; $custom-light: #7978cb; $custom-dark: #000000;
JSON
{
"hex": "#2c45b3",
"rgb": {
"r": 44,
"g": 69,
"b": 179
},
"hsl": {
"h": 228.889,
"s": 60.538,
"l": 43.725
},
"oklch": {
"l": 0.44327,
"c": 0.17654,
"h": 268.3
},
"luminance": 0.08046
}Semantic roles & 50–950 ramp
primary
#2C45B3
secondary
#C7B774
accent
#C644E4
background
#F8F7FC
surface
#EFEDF9
border
#CAC8D2
text
#0B0913
muted
#7C7B82