#2240B1#2240B1
#2240B1 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.8% C 0.183 H 266.6°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).
Color values
| HEX | #2240B1 |
|---|---|
| RGB | rgb(34, 64, 177) |
| HSL | hsl(227, 68%, 41%) |
| HSV | hsv(227, 81%, 69%) |
| CMYK | cmyk(80.8%, 63.8%, 0%, 30.6%) |
| CIE-LAB | lab(32.21, 31.53, -62.95) |
| CIE-LCH | lch(32.21, 70.41, 296.61°) |
| OKLab | oklab(42.78% -0.0108 -0.1822) |
| OKLCH | oklch(42.78% 0.183 266.6) |
| XYZ | xyz(10.4261, 7.1800, 42.4228) |
| Luminance | 0.0718 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.46
Blue Blue
#2242C7
ΔE00 3.02
Cobalt
#0047AB
ΔE00 3.96
Ocean Blue
#4F42B5
ΔE00 5.68
Blue (survey)
#0343DF
ΔE00 5.80
Blueberry
#464196
ΔE00 6.05
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2240B1 #B19322
analogous
#2288B1 #2240B1 #4C22B1
triadic
#2240B1 #B12240 #40B122
tetradic
#2240B1 #B12288 #B19322 #22B14C
square
#2240B1 #B12288 #B19322 #22B14C
split-complementary
#2240B1 #B14C22 #88B122
monochromatic
#0E1B4A #182D7E #2240B1 #3859D9 #6B84E3
Accessibility & contrast
On white
8.62
#2240B1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.44
#2240B1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2240B1
8.62:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2240B1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2240B1 | 1.00 | 8.62 | 2.44 | 8.62 |
| #FFFFFF | 8.62 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.44 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.62 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0053B5
Deuteranopia (green-blind)
#0045AF
Tritanopia (blue-blind)
#005E72
Achromatopsia (no color)
#4C4C4C
Design tokens & code
CSS
--color: #2240b1; /* rgb */ color: rgb(34, 64, 177); /* oklch */ color: oklch(42.8% 0.183 266.6);
Tailwind
colors: {
custom: {
50: '#7674c9',
500: '#2240b1',
950: '#000000',
},
}SCSS
$custom: #2240b1; $custom-light: #7674c9; $custom-dark: #000000;
JSON
{
"hex": "#2240b1",
"rgb": {
"r": 34,
"g": 64,
"b": 177
},
"hsl": {
"h": 227.413,
"s": 67.773,
"l": 41.373
},
"oklch": {
"l": 0.42778,
"c": 0.18252,
"h": 266.6
},
"luminance": 0.07181
}Semantic roles & 50–950 ramp
primary
#2240B1
secondary
#C9B466
accent
#C63DEB
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0813
muted
#7C7B82