#1D3290#1D3290
#1D3290 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.157 H 267.8°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).
Color values
| HEX | #1D3290 |
|---|---|
| RGB | rgb(29, 50, 144) |
| HSL | hsl(229, 66%, 34%) |
| HSV | hsv(229, 80%, 56%) |
| CMYK | cmyk(79.9%, 65.3%, 0%, 43.5%) |
| CIE-LAB | lab(25.43, 27.77, -54.08) |
| CIE-LCH | lch(25.43, 60.79, 297.18°) |
| OKLab | oklab(36.8% -0.0061 -0.1565) |
| OKLCH | oklch(36.8% 0.157 267.8) |
| XYZ | xyz(6.6796, 4.5553, 26.9074) |
| Luminance | 0.0456 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 4.10
Blueberry
#464196
ΔE00 6.37
Darkslateblue
#483D8B
ΔE00 6.76
Royal
#0C1793
ΔE00 7.14
Cobalt
#0047AB
ΔE00 7.64
Darkish Blue
#014182
ΔE00 7.78
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1D3290 #907B1D
analogous
#1D6C90 #1D3290 #411D90
triadic
#1D3290 #901D32 #32901D
tetradic
#1D3290 #901D6C #907B1D #1D9041
square
#1D3290 #901D6C #907B1D #1D9041
split-complementary
#1D3290 #90411D #6C901D
monochromatic
#080F2A #13205D #1D3290 #2744C3 #4C66DB
Accessibility & contrast
On white
10.99
#1D3290 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.91
#1D3290 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1D3290
10.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1D3290 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1D3290 | 1.00 | 10.99 | 1.91 | 10.99 |
| #FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004293
Deuteranopia (green-blind)
#00378E
Tritanopia (blue-blind)
#004B5C
Achromatopsia (no color)
#3C3C3C
Design tokens & code
CSS
--color: #1d3290; /* rgb */ color: rgb(29, 50, 144); /* oklch */ color: oklch(36.8% 0.157 267.8);
Tailwind
colors: {
custom: {
50: '#6d69b1',
500: '#1d3290',
950: '#000000',
},
}SCSS
$custom: #1d3290; $custom-light: #6d69b1; $custom-dark: #000000;
JSON
{
"hex": "#1d3290",
"rgb": {
"r": 29,
"g": 50,
"b": 144
},
"hsl": {
"h": 229.043,
"s": 66.474,
"l": 33.922
},
"oklch": {
"l": 0.36796,
"c": 0.15659,
"h": 267.8
},
"luminance": 0.04556
}Semantic roles & 50–950 ramp
primary
#1D3290
secondary
#BDA94B
accent
#CA3EE9
background
#F7F6FB
surface
#EDEBF6
border
#C8C6D0
text
#080611
muted
#7B7A80