#1C4C93#1C4C93
#1C4C93 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.5% C 0.128 H 258.5°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).
Color values
| HEX | #1C4C93 |
|---|---|
| RGB | rgb(28, 76, 147) |
| HSL | hsl(216, 68%, 34%) |
| HSV | hsv(216, 81%, 58%) |
| CMYK | cmyk(81%, 48.3%, 0%, 42.4%) |
| CIE-LAB | lab(32.97, 11.02, -43.68) |
| CIE-LCH | lch(32.97, 45.05, 284.16°) |
| OKLab | oklab(42.55% -0.0254 -0.1255) |
| OKLCH | oklch(42.55% 0.128 258.5) |
| XYZ | xyz(8.3279, 7.5214, 28.6110) |
| Luminance | 0.0752 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 1.51
Dusk Blue
#26538D
ΔE00 2.56
Light Navy
#155084
ΔE00 3.67
Cobalt
#0047AB
ΔE00 3.76
Darkish Blue
#014182
ΔE00 4.02
Twilight Blue
#0A437A
ΔE00 4.29
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C4C93 #93631C
analogous
#1C8893 #1C4C93 #271C93
triadic
#1C4C93 #931C4C #4C931C
tetradic
#1C4C93 #931C88 #93631C #1C9327
square
#1C4C93 #931C88 #93631C #1C9327
split-complementary
#1C4C93 #93271C #88931C
monochromatic
#08172C #123160 #1C4C93 #2667C6 #4C87DD
Accessibility & contrast
On white
8.39
#1C4C93 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.50
#1C4C93 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1C4C93
8.39:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C4C93 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C4C93 | 1.00 | 8.39 | 2.50 | 8.39 |
| #FFFFFF | 8.39 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.39 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#245396
Deuteranopia (green-blind)
#004892
Tritanopia (blue-blind)
#005D68
Achromatopsia (no color)
#4E4E4E
Design tokens & code
CSS
--color: #1c4c93; /* rgb */ color: rgb(28, 76, 147); /* oklch */ color: oklch(42.5% 0.128 258.5);
Tailwind
colors: {
custom: {
50: '#6c7db3',
500: '#1c4c93',
950: '#000000',
},
}SCSS
$custom: #1c4c93; $custom-light: #6c7db3; $custom-dark: #000000;
JSON
{
"hex": "#1c4c93",
"rgb": {
"r": 28,
"g": 76,
"b": 147
},
"hsl": {
"h": 215.798,
"s": 68,
"l": 34.314
},
"oklch": {
"l": 0.42549,
"c": 0.12803,
"h": 258.5
},
"luminance": 0.07522
}Semantic roles & 50–950 ramp
primary
#1C4C93
secondary
#BF914C
accent
#A53DEB
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#080911
muted
#7B7B80