#1C5384#1C5384
#1C5384 is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.2% C 0.099 H 249.2°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).
Color values
| HEX | #1C5384 |
|---|---|
| RGB | rgb(28, 83, 132) |
| HSL | hsl(208, 65%, 31%) |
| HSV | hsv(208, 79%, 52%) |
| CMYK | cmyk(78.8%, 37.1%, 0%, 48.2%) |
| CIE-LAB | lab(34.19, 0.36, -32.55) |
| CIE-LCH | lch(34.19, 32.55, 270.63°) |
| OKLab | oklab(43.2% -0.0352 -0.0926) |
| OKLCH | oklch(43.2% 0.099 249.2) |
| XYZ | xyz(7.7354, 8.0984, 22.9808) |
| Luminance | 0.0810 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Light Navy
#155084
ΔE00 1.04
Dusk Blue
#26538D
ΔE00 2.47
Deep Sea Blue
#015482
ΔE00 2.67
Light Navy Blue
#2E5A88
ΔE00 2.72
Prussian Blue
#004577
ΔE00 4.64
Cobalt (survey)
#1E488F
ΔE00 5.26
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C5384 #844D1C
analogous
#1C8481 #1C5384 #1C1F84
triadic
#1C5384 #841C53 #53841C
tetradic
#1C5384 #811C84 #844D1C #1F841C
square
#1C5384 #811C84 #844D1C #1F841C
split-complementary
#1C5384 #841C1F #84811C
monochromatic
#07141F #113352 #1C5384 #2773B6 #4391D7
Accessibility & contrast
On white
8.02
#1C5384 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.62
#1C5384 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1C5384
8.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C5384 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C5384 | 1.00 | 8.02 | 2.62 | 8.02 |
| #FFFFFF | 8.02 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.02 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3C5686
Deuteranopia (green-blind)
#2D4C83
Tritanopia (blue-blind)
#005F65
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #1c5384; /* rgb */ color: rgb(28, 83, 132); /* oklch */ color: oklch(43.2% 0.099 249.2);
Tailwind
colors: {
custom: {
50: '#6883a8',
500: '#1c5384',
950: '#000000',
},
}SCSS
$custom: #1c5384; $custom-light: #6883a8; $custom-dark: #000000;
JSON
{
"hex": "#1c5384",
"rgb": {
"r": 28,
"g": 83,
"b": 132
},
"hsl": {
"h": 208.269,
"s": 65,
"l": 31.373
},
"oklch": {
"l": 0.43197,
"c": 0.09913,
"h": 249.2
},
"luminance": 0.08099
}Semantic roles & 50–950 ramp
primary
#1C5384
secondary
#B77B45
accent
#8F40E8
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070A0F
muted
#7A7C7F