#1A4389#1A4389
#1A4389 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 39.7% C 0.126 H 260.4°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).
Color values
| HEX | #1A4389 |
|---|---|
| RGB | rgb(26, 67, 137) |
| HSL | hsl(218, 68%, 32%) |
| HSV | hsv(218, 81%, 54%) |
| CMYK | cmyk(81%, 51.1%, 0%, 46.3%) |
| CIE-LAB | lab(29.51, 12.88, -43.12) |
| CIE-LCH | lch(29.51, 45.00, 286.64°) |
| OKLab | oklab(39.66% -0.021 -0.124) |
| OKLCH | oklch(39.66% 0.126 260.4) |
| XYZ | xyz(6.9469, 6.0392, 24.4616) |
| Luminance | 0.0604 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 1.69
Darkish Blue
#014182
ΔE00 2.23
Twilight Blue
#0A437A
ΔE00 3.21
Cobalt
#0047AB
ΔE00 4.54
Prussian Blue
#004577
ΔE00 4.71
Dusk Blue
#26538D
ΔE00 5.35
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1A4389 #89601A
analogous
#1A7B89 #1A4389 #291A89
triadic
#1A4389 #891A43 #43891A
tetradic
#1A4389 #891A7B #89601A #1A8929
square
#1A4389 #891A7B #89601A #1A8929
split-complementary
#1A4389 #89291A #7B891A
monochromatic
#061122 #102A56 #1A4389 #245CBC #427BDB
Accessibility & contrast
On white
9.51
#1A4389 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.21
#1A4389 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1A4389
9.51:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1A4389 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1A4389 | 1.00 | 9.51 | 2.21 | 9.51 |
| #FFFFFF | 9.51 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.51 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#184B8C
Deuteranopia (green-blind)
#004188
Tritanopia (blue-blind)
#00545F
Achromatopsia (no color)
#464646
Design tokens & code
CSS
--color: #1a4389; /* rgb */ color: rgb(26, 67, 137); /* oklch */ color: oklch(39.7% 0.126 260.4);
Tailwind
colors: {
custom: {
50: '#6976ac',
500: '#1a4389',
950: '#000000',
},
}SCSS
$custom: #1a4389; $custom-light: #6976ac; $custom-dark: #000000;
JSON
{
"hex": "#1a4389",
"rgb": {
"r": 26,
"g": 67,
"b": 137
},
"hsl": {
"h": 217.838,
"s": 68.098,
"l": 31.961
},
"oklch": {
"l": 0.39655,
"c": 0.1258,
"h": 260.4
},
"luminance": 0.0604
}Semantic roles & 50–950 ramp
primary
#1A4389
secondary
#BC8F43
accent
#AB3DEB
background
#F6F7FA
surface
#ECEDF4
border
#C7C8CE
text
#070810
muted
#7A7B7F