#1A405A#1A405A
#1A405A is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.7% C 0.062 H 241.4°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).
Color values
| HEX | #1A405A |
|---|---|
| RGB | rgb(26, 64, 90) |
| HSL | hsl(204, 55%, 23%) |
| HSV | hsv(204, 71%, 35%) |
| CMYK | cmyk(71.1%, 28.9%, 0%, 64.7%) |
| CIE-LAB | lab(25.64, -4.05, -19.48) |
| CIE-LCH | lch(25.64, 19.90, 258.25°) |
| OKLab | oklab(35.69% -0.0299 -0.0549) |
| OKLCH | oklch(35.69% 0.062 241.4) |
| XYZ | xyz(4.1042, 4.6242, 10.3471) |
| Luminance | 0.0462 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Slate Blue
#214761
ΔE00 2.28
Dark Grey Blue
#29465B
ΔE00 2.86
Dark Blue Grey
#1F3B4D
ΔE00 3.36
Prussian Blue
#004577
ΔE00 5.54
Twilight Blue
#0A437A
ΔE00 6.11
Marine Blue
#01386A
ΔE00 6.20
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1A405A #5A341A
analogous
#1A5A54 #1A405A #1A205A
triadic
#1A405A #5A1A40 #405A1A
tetradic
#1A405A #541A5A #5A341A #205A1A
square
#1A405A #541A5A #5A341A #205A1A
split-complementary
#1A405A #5A1A20 #5A541A
monochromatic
#071118 #0C1E2B #1A405A #286289 #3584B9
Accessibility & contrast
On white
10.91
#1A405A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.93
#1A405A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1A405A
10.91:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1A405A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1A405A | 1.00 | 10.91 | 1.93 | 10.91 |
| #FFFFFF | 10.91 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.93 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.91 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#34405B
Deuteranopia (green-blind)
#2B3A5A
Tritanopia (blue-blind)
#004649
Achromatopsia (no color)
#3D3D3D
Design tokens & code
CSS
--color: #1a405a; /* rgb */ color: rgb(26, 64, 90); /* oklch */ color: oklch(35.7% 0.062 241.4);
Tailwind
colors: {
custom: {
50: '#5f7488',
500: '#1a405a',
950: '#000000',
},
}SCSS
$custom: #1a405a; $custom-light: #5f7488; $custom-dark: #000000;
JSON
{
"hex": "#1a405a",
"rgb": {
"r": 26,
"g": 64,
"b": 90
},
"hsl": {
"h": 204.375,
"s": 55.172,
"l": 22.745
},
"oklch": {
"l": 0.35694,
"c": 0.06246,
"h": 241.4
},
"luminance": 0.04625
}Semantic roles & 50–950 ramp
primary
#1A405A
secondary
#906040
accent
#8649DF
background
#F5F7F8
surface
#EAEDF0
border
#C6C8CB
text
#05080B
muted
#797B7C