#1E378D#1E378D
#1E378D is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.5% C 0.146 H 266.7°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).
Color values
| HEX | #1E378D |
|---|---|
| RGB | rgb(30, 55, 141) |
| HSL | hsl(226, 65%, 34%) |
| HSV | hsv(226, 79%, 55%) |
| CMYK | cmyk(78.7%, 61%, 0%, 44.7%) |
| CIE-LAB | lab(26.54, 23.28, -50.41) |
| CIE-LCH | lch(26.54, 55.52, 294.79°) |
| OKLab | oklab(37.55% -0.0084 -0.1456) |
| OKLCH | oklch(37.55% 0.146 266.7) |
| XYZ | xyz(6.7076, 4.9307, 25.7923) |
| Luminance | 0.0493 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 4.55
Blueberry
#464196
ΔE00 6.03
Cobalt (survey)
#1E488F
ΔE00 6.08
Darkish Blue
#014182
ΔE00 6.10
Cobalt
#0047AB
ΔE00 6.47
Darkslateblue
#483D8B
ΔE00 6.64
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1E378D #8D741E
analogous
#1E6E8D #1E378D #3C1E8D
triadic
#1E378D #8D1E37 #378D1E
tetradic
#1E378D #8D1E6E #8D741E #1E8D3C
square
#1E378D #8D1E6E #8D741E #1E8D3C
split-complementary
#1E378D #8D3C1E #6E8D1E
monochromatic
#091028 #13235B #1E378D #294BBF #4C6CD9
Accessibility & contrast
On white
10.57
#1E378D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.99
#1E378D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1E378D
10.57:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1E378D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1E378D | 1.00 | 10.57 | 1.99 | 10.57 |
| #FFFFFF | 10.57 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.57 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004490
Deuteranopia (green-blind)
#003A8B
Tritanopia (blue-blind)
#004D5C
Achromatopsia (no color)
#3F3F3F
Design tokens & code
CSS
--color: #1e378d; /* rgb */ color: rgb(30, 55, 141); /* oklch */ color: oklch(37.5% 0.146 266.7);
Tailwind
colors: {
custom: {
50: '#6c6daf',
500: '#1e378d',
950: '#000000',
},
}SCSS
$custom: #1e378d; $custom-light: #6c6daf; $custom-dark: #000000;
JSON
{
"hex": "#1e378d",
"rgb": {
"r": 30,
"g": 55,
"b": 141
},
"hsl": {
"h": 226.486,
"s": 64.912,
"l": 33.529
},
"oklch": {
"l": 0.37547,
"c": 0.14588,
"h": 266.7
},
"luminance": 0.04931
}Semantic roles & 50–950 ramp
primary
#1E378D
secondary
#BCA24B
accent
#C240E8
background
#F7F6FA
surface
#EDEBF5
border
#C8C6CF
text
#080710
muted
#7B7A7F