#2A4EA4#2A4EA4
#2A4EA4 is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.8% C 0.145 H 264.2°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).
Color values
| HEX | #2A4EA4 |
|---|---|
| RGB | rgb(42, 78, 164) |
| HSL | hsl(222, 59%, 40%) |
| HSV | hsv(222, 74%, 64%) |
| CMYK | cmyk(74.4%, 52.4%, 0%, 35.7%) |
| CIE-LAB | lab(35.24, 18.10, -50.24) |
| CIE-LCH | lch(35.24, 53.41, 289.82°) |
| OKLab | oklab(44.81% -0.0146 -0.1445) |
| OKLCH | oklch(44.81% 0.145 264.2) |
| XYZ | xyz(10.3777, 8.6202, 36.2317) |
| Luminance | 0.0862 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.86
Sapphire
#0F52BA
ΔE00 3.28
Cobalt (survey)
#1E488F
ΔE00 3.56
Dusk Blue
#26538D
ΔE00 4.38
Denim Blue
#3B5B92
ΔE00 5.11
Light Navy Blue
#2E5A88
ΔE00 6.11
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A4EA4 #A4802A
analogous
#2A8BA4 #2A4EA4 #432AA4
triadic
#2A4EA4 #A42A4E #4EA42A
tetradic
#2A4EA4 #A42A8B #A4802A #2AA443
square
#2A4EA4 #A42A8B #A4802A #2AA443
split-complementary
#2A4EA4 #A4432A #8BA42A
monochromatic
#112043 #1E3773 #2A4EA4 #3E68CD #6E8EDA
Accessibility & contrast
On white
7.71
#2A4EA4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.72
#2A4EA4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A4EA4
7.71:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A4EA4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A4EA4 | 1.00 | 7.71 | 2.72 | 7.71 |
| #FFFFFF | 7.71 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.72 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.71 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1559A7
Deuteranopia (green-blind)
#004EA2
Tritanopia (blue-blind)
#006371
Achromatopsia (no color)
#535353
Design tokens & code
CSS
--color: #2a4ea4; /* rgb */ color: rgb(42, 78, 164); /* oklch */ color: oklch(44.8% 0.145 264.2);
Tailwind
colors: {
custom: {
50: '#757fc0',
500: '#2a4ea4',
950: '#000000',
},
}SCSS
$custom: #2a4ea4; $custom-light: #757fc0; $custom-dark: #000000;
JSON
{
"hex": "#2a4ea4",
"rgb": {
"r": 42,
"g": 78,
"b": 164
},
"hsl": {
"h": 222.295,
"s": 59.223,
"l": 40.392
},
"oklch": {
"l": 0.44812,
"c": 0.14527,
"h": 264.2
},
"luminance": 0.08621
}Semantic roles & 50–950 ramp
primary
#2A4EA4
secondary
#C1A769
accent
#B445E2
background
#F7F7FB
surface
#EEEEF7
border
#C9C9D0
text
#090A12
muted
#7B7C81