#1C2B76#1C2B76
#1C2B76 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 32.9% C 0.129 H 269.2°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).
Color values
| HEX | #1C2B76 |
|---|---|
| RGB | rgb(28, 43, 118) |
| HSL | hsl(230, 62%, 29%) |
| HSV | hsv(230, 76%, 46%) |
| CMYK | cmyk(76.3%, 63.6%, 0%, 53.7%) |
| CIE-LAB | lab(21.14, 22.28, -44.76) |
| CIE-LCH | lch(21.14, 50.00, 296.46°) |
| OKLab | oklab(32.88% -0.0017 -0.1293) |
| OKLCH | oklch(32.88% 0.129 269.2) |
| XYZ | xyz(4.6117, 3.2822, 17.5265) |
| Luminance | 0.0328 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Midnight Blue
#191970
ΔE00 5.41
Marine
#042E60
ΔE00 5.87
Royal
#0C1793
ΔE00 7.65
Marine Blue
#01386A
ΔE00 7.69
Darkslateblue
#483D8B
ΔE00 7.98
Sapphire (survey)
#2138AB
ΔE00 8.27
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C2B76 #76671C
analogous
#1C5876 #1C2B76 #3A1C76
triadic
#1C2B76 #761C2B #2B761C
tetradic
#1C2B76 #761C58 #76671C #1C763A
square
#1C2B76 #761C58 #76671C #1C763A
split-complementary
#1C2B76 #763A1C #58761C
monochromatic
#060919 #101945 #1C2B76 #283DA7 #3C55D1
Accessibility & contrast
On white
12.68
#1C2B76 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.66
#1C2B76 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1C2B76
12.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C2B76 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C2B76 | 1.00 | 12.68 | 1.66 | 12.68 |
| #FFFFFF | 12.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.66 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003778
Deuteranopia (green-blind)
#002F75
Tritanopia (blue-blind)
#003E4C
Achromatopsia (no color)
#333333
Design tokens & code
CSS
--color: #1c2b76; /* rgb */ color: rgb(28, 43, 118); /* oklch */ color: oklch(32.9% 0.129 269.2);
Tailwind
colors: {
custom: {
50: '#67649e',
500: '#1c2b76',
950: '#000000',
},
}SCSS
$custom: #1c2b76; $custom-light: #67649e; $custom-dark: #000000;
JSON
{
"hex": "#1c2b76",
"rgb": {
"r": 28,
"g": 43,
"b": 118
},
"hsl": {
"h": 230,
"s": 61.644,
"l": 28.627
},
"oklch": {
"l": 0.32882,
"c": 0.12927,
"h": 269.2
},
"luminance": 0.03283
}Semantic roles & 50–950 ramp
primary
#1C2B76
secondary
#AA9944
accent
#CA43E5
background
#F6F5F9
surface
#EBEAF2
border
#C6C6CC
text
#07050E
muted
#7A797E