#284F94#284F94
#284F94 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 43.8% C 0.122 H 260.9°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).
Color values
| HEX | #284F94 |
|---|---|
| RGB | rgb(40, 79, 148) |
| HSL | hsl(218, 57%, 37%) |
| HSV | hsv(218, 73%, 58%) |
| CMYK | cmyk(73%, 46.6%, 0%, 42%) |
| CIE-LAB | lab(34.36, 10.97, -42.03) |
| CIE-LCH | lch(34.36, 43.44, 284.63°) |
| OKLab | oklab(43.76% -0.0194 -0.1204) |
| OKLCH | oklch(43.76% 0.122 260.9) |
| XYZ | xyz(9.0144, 8.1802, 29.1151) |
| Luminance | 0.0818 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 2.24
Cobalt (survey)
#1E488F
ΔE00 2.29
Denim Blue
#3B5B92
ΔE00 4.15
Cobalt
#0047AB
ΔE00 4.17
Light Navy
#155084
ΔE00 4.22
Light Navy Blue
#2E5A88
ΔE00 4.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#284F94 #946D28
analogous
#288594 #284F94 #372894
triadic
#284F94 #94284F #4F9428
tetradic
#284F94 #942885 #946D28 #289437
square
#284F94 #942885 #946D28 #289437
split-complementary
#284F94 #943728 #859428
monochromatic
#0E1C34 #1B3564 #284F94 #3569C4 #628BD5
Accessibility & contrast
On white
7.97
#284F94 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.64
#284F94 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #284F94
7.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##284F94 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##284F94 | 1.00 | 7.97 | 2.64 | 7.97 |
| #FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.64 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2C5697
Deuteranopia (green-blind)
#154C93
Tritanopia (blue-blind)
#005F6A
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #284f94; /* rgb */ color: rgb(40, 79, 148); /* oklch */ color: oklch(43.8% 0.122 260.9);
Tailwind
colors: {
custom: {
50: '#707fb4',
500: '#284f94',
950: '#000000',
},
}SCSS
$custom: #284f94; $custom-light: #707fb4; $custom-dark: #000000;
JSON
{
"hex": "#284f94",
"rgb": {
"r": 40,
"g": 79,
"b": 148
},
"hsl": {
"h": 218.333,
"s": 57.447,
"l": 36.863
},
"oklch": {
"l": 0.43761,
"c": 0.12194,
"h": 260.9
},
"luminance": 0.08181
}Semantic roles & 50–950 ramp
primary
#284F94
secondary
#BA995E
accent
#A947E1
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#080A11
muted
#7B7C80