#1A435C#1A435C
#1A435C is a dark, moderate cyan. Relative luminance 0.050; OKLCH L 36.6% C 0.063 H 238.6°. Best body text is #FFFFFF at 10.49:1 contrast (WCAG AA passes).
Color values
| HEX | #1A435C |
|---|---|
| RGB | rgb(26, 67, 92) |
| HSL | hsl(203, 56%, 23%) |
| HSV | hsv(203, 72%, 36%) |
| CMYK | cmyk(71.7%, 27.2%, 0%, 63.9%) |
| CIE-LAB | lab(26.75, -5.23, -19.04) |
| CIE-LCH | lch(26.75, 19.74, 254.63°) |
| OKLab | oklab(36.61% -0.0327 -0.0535) |
| OKLCH | oklch(36.61% 0.063 238.6) |
| XYZ | xyz(4.3642, 5.0062, 10.8594) |
| Luminance | 0.0501 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Slate Blue
#214761
ΔE00 1.57
Dark Grey Blue
#29465B
ΔE00 2.34
Dark Blue Grey
#1F3B4D
ΔE00 3.59
Prussian Blue
#004577
ΔE00 5.99
Twilight Blue
#0A437A
ΔE00 6.73
Charcoal
#36454F
ΔE00 6.98
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1A435C #5C331A
analogous
#1A5C54 #1A435C #1A225C
triadic
#1A435C #5C1A43 #435C1A
tetradic
#1A435C #541A5C #5C331A #225C1A
square
#1A435C #541A5C #5C331A #225C1A
split-complementary
#1A435C #5C1A22 #5C541A
monochromatic
#071118 #0D202C #1A435C #27668C #3588BB
Accessibility & contrast
On white
10.49
#1A435C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.00
#1A435C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1A435C
10.49:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1A435C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1A435C | 1.00 | 10.49 | 2.00 | 10.49 |
| #FFFFFF | 10.49 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.00 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.49 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#37435D
Deuteranopia (green-blind)
#2E3C5C
Tritanopia (blue-blind)
#00494C
Achromatopsia (no color)
#3F3F3F
Design tokens & code
CSS
--color: #1a435c; /* rgb */ color: rgb(26, 67, 92); /* oklch */ color: oklch(36.6% 0.063 238.6);
Tailwind
colors: {
custom: {
50: '#5f778a',
500: '#1a435c',
950: '#000000',
},
}SCSS
$custom: #1a435c; $custom-light: #5f778a; $custom-dark: #000000;
JSON
{
"hex": "#1a435c",
"rgb": {
"r": 26,
"g": 67,
"b": 92
},
"hsl": {
"h": 202.727,
"s": 55.932,
"l": 23.137
},
"oklch": {
"l": 0.36612,
"c": 0.06272,
"h": 238.6
},
"luminance": 0.05007
}Semantic roles & 50–950 ramp
primary
#1A435C
secondary
#925F40
accent
#8249DF
background
#F5F7F8
surface
#EAEDF0
border
#C6C8CB
text
#05080B
muted
#797B7C