#1C4482#1C4482
#1C4482 is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.4% C 0.114 H 259.1°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).
Color values
| HEX | #1C4482 |
|---|---|
| RGB | rgb(28, 68, 130) |
| HSL | hsl(216, 65%, 31%) |
| HSV | hsv(216, 78%, 51%) |
| CMYK | cmyk(78.5%, 47.7%, 0%, 49%) |
| CIE-LAB | lab(29.39, 9.58, -38.96) |
| CIE-LCH | lch(29.39, 40.12, 283.82°) |
| OKLab | oklab(39.43% -0.0216 -0.1118) |
| OKLCH | oklch(39.43% 0.114 259.1) |
| XYZ | xyz(6.5738, 5.9921, 21.9249) |
| Luminance | 0.0599 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Darkish Blue
#014182
ΔE00 1.84
Cobalt (survey)
#1E488F
ΔE00 2.02
Twilight Blue
#0A437A
ΔE00 2.38
Prussian Blue
#004577
ΔE00 3.92
Marine Blue
#01386A
ΔE00 4.83
Dusk Blue
#26538D
ΔE00 5.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C4482 #825A1C
analogous
#1C7782 #1C4482 #271C82
triadic
#1C4482 #821C44 #44821C
tetradic
#1C4482 #821C77 #825A1C #1C8227
square
#1C4482 #821C77 #825A1C #1C8227
split-complementary
#1C4482 #82271C #77821C
monochromatic
#060F1D #112A50 #1C4482 #275EB4 #427CD6
Accessibility & contrast
On white
9.55
#1C4482 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.20
#1C4482 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1C4482
9.55:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C4482 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C4482 | 1.00 | 9.55 | 2.20 | 9.55 |
| #FFFFFF | 9.55 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.20 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.55 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#234A84
Deuteranopia (green-blind)
#0A4181
Tritanopia (blue-blind)
#00535C
Achromatopsia (no color)
#454545
Design tokens & code
CSS
--color: #1c4482; /* rgb */ color: rgb(28, 68, 130); /* oklch */ color: oklch(39.4% 0.114 259.1);
Tailwind
colors: {
custom: {
50: '#6877a7',
500: '#1c4482',
950: '#000000',
},
}SCSS
$custom: #1c4482; $custom-light: #6877a7; $custom-dark: #000000;
JSON
{
"hex": "#1c4482",
"rgb": {
"r": 28,
"g": 68,
"b": 130
},
"hsl": {
"h": 216.471,
"s": 64.557,
"l": 30.98
},
"oklch": {
"l": 0.39426,
"c": 0.11384,
"h": 259.1
},
"luminance": 0.05993
}Semantic roles & 50–950 ramp
primary
#1C4482
secondary
#B58944
accent
#A640E8
background
#F6F7FA
surface
#EBEDF4
border
#C6C8CE
text
#07080F
muted
#7A7B7F