#304AA2#304AA2
#304AA2 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.1% C 0.146 H 267.6°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #304AA2 |
|---|---|
| RGB | rgb(48, 74, 162) |
| HSL | hsl(226, 54%, 41%) |
| HSV | hsv(226, 70%, 64%) |
| CMYK | cmyk(70.4%, 54.3%, 0%, 36.5%) |
| CIE-LAB | lab(34.26, 20.87, -50.62) |
| CIE-LCH | lch(34.26, 54.75, 292.40°) |
| OKLab | oklab(44.1% -0.006 -0.1456) |
| OKLCH | oklch(44.1% 0.146 267.6) |
| XYZ | xyz(10.1870, 8.1336, 35.2085) |
| Luminance | 0.0814 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 3.15
Cobalt (survey)
#1E488F
ΔE00 3.91
Sapphire
#0F52BA
ΔE00 4.71
Blueberry
#464196
ΔE00 5.76
Dusk Blue
#26538D
ΔE00 5.78
Blue Blue
#2242C7
ΔE00 5.81
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#304AA2 #A28830
analogous
#3083A2 #304AA2 #4F30A2
triadic
#304AA2 #A2304A #4AA230
tetradic
#304AA2 #A23083 #A28830 #30A24F
square
#304AA2 #A23083 #A28830 #30A24F
split-complementary
#304AA2 #A24F30 #83A230
monochromatic
#141F44 #223473 #304AA2 #4764C8 #768CD6
Accessibility & contrast
On white
7.99
#304AA2 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#304AA2 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #304AA2
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##304AA2 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##304AA2 | 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)
#0856A5
Deuteranopia (green-blind)
#004CA0
Tritanopia (blue-blind)
#005F6E
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #304aa2; /* rgb */ color: rgb(48, 74, 162); /* oklch */ color: oklch(44.1% 0.146 267.6);
Tailwind
colors: {
custom: {
50: '#777cbe',
500: '#304aa2',
950: '#000000',
},
}SCSS
$custom: #304aa2; $custom-light: #777cbe; $custom-dark: #000000;
JSON
{
"hex": "#304aa2",
"rgb": {
"r": 48,
"g": 74,
"b": 162
},
"hsl": {
"h": 226.316,
"s": 54.286,
"l": 41.176
},
"oklch": {
"l": 0.44098,
"c": 0.14573,
"h": 267.6
},
"luminance": 0.08135
}Semantic roles & 50–950 ramp
primary
#304AA2
secondary
#BEAC6F
accent
#BC4ADE
background
#F7F7FB
surface
#EEEEF7
border
#C9C9D0
text
#0A0912
muted
#7C7B81