#1C4896#1C4896
#1C4896 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 41.9% C 0.137 H 260.9°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).
Color values
| HEX | #1C4896 |
|---|---|
| RGB | rgb(28, 72, 150) |
| HSL | hsl(218, 69%, 35%) |
| HSV | hsv(218, 81%, 59%) |
| CMYK | cmyk(81.3%, 52%, 0%, 41.2%) |
| CIE-LAB | lab(31.99, 14.95, -47.07) |
| CIE-LCH | lch(31.99, 49.39, 287.62°) |
| OKLab | oklab(41.87% -0.0218 -0.1355) |
| OKLCH | oklch(41.87% 0.137 260.9) |
| XYZ | xyz(8.2993, 7.0826, 29.7779) |
| Luminance | 0.0708 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 0.98
Cobalt
#0047AB
ΔE00 2.82
Darkish Blue
#014182
ΔE00 3.78
Dusk Blue
#26538D
ΔE00 4.14
Twilight Blue
#0A437A
ΔE00 4.52
Light Navy
#155084
ΔE00 5.12
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C4896 #966A1C
analogous
#1C8596 #1C4896 #2D1C96
triadic
#1C4896 #961C48 #48961C
tetradic
#1C4896 #961C85 #966A1C #1C962D
square
#1C4896 #961C85 #966A1C #1C962D
split-complementary
#1C4896 #962D1C #85961C
monochromatic
#09162F #122F62 #1C4896 #2661CA #4E82DE
Accessibility & contrast
On white
8.69
#1C4896 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.42
#1C4896 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1C4896
8.69:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C4896 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C4896 | 1.00 | 8.69 | 2.42 | 8.69 |
| #FFFFFF | 8.69 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.42 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.69 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#155199
Deuteranopia (green-blind)
#004694
Tritanopia (blue-blind)
#005B68
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #1c4896; /* rgb */ color: rgb(28, 72, 150); /* oklch */ color: oklch(41.9% 0.137 260.9);
Tailwind
colors: {
custom: {
50: '#6d7ab5',
500: '#1c4896',
950: '#000000',
},
}SCSS
$custom: #1c4896; $custom-light: #6d7ab5; $custom-dark: #000000;
JSON
{
"hex": "#1c4896",
"rgb": {
"r": 28,
"g": 72,
"b": 150
},
"hsl": {
"h": 218.361,
"s": 68.539,
"l": 34.902
},
"oklch": {
"l": 0.41872,
"c": 0.13729,
"h": 260.9
},
"luminance": 0.07084
}Semantic roles & 50–950 ramp
primary
#1C4896
secondary
#C1974D
accent
#AC3CEB
background
#F7F7FB
surface
#EDEDF6
border
#C8C8D0
text
#080911
muted
#7B7B80