#1C5D8E#1C5D8E
#1C5D8E is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.3% C 0.102 H 245.8°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).
Color values
| HEX | #1C5D8E |
|---|---|
| RGB | rgb(28, 93, 142) |
| HSL | hsl(206, 67%, 33%) |
| HSV | hsv(206, 80%, 56%) |
| CMYK | cmyk(80.3%, 34.5%, 0%, 44.3%) |
| CIE-LAB | lab(37.89, -2.11, -32.78) |
| CIE-LCH | lch(37.89, 32.85, 266.32°) |
| OKLab | oklab(46.29% -0.0419 -0.0932) |
| OKLCH | oklch(46.29% 0.102 245.8) |
| XYZ | xyz(9.2738, 10.0275, 27.0327) |
| Luminance | 0.1003 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Light Navy Blue
#2E5A88
ΔE00 2.78
Deep Sea Blue
#015482
ΔE00 3.42
Denim (survey)
#3B638C
ΔE00 3.81
Ugly Blue
#31668A
ΔE00 4.12
Light Navy
#155084
ΔE00 4.60
Peacock Blue
#016795
ΔE00 4.66
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C5D8E #8E4D1C
analogous
#1C8E86 #1C5D8E #1C248E
triadic
#1C5D8E #8E1C5D #5D8E1C
tetradic
#1C5D8E #861C8E #8E4D1C #248E1C
square
#1C5D8E #861C8E #8E4D1C #248E1C
split-complementary
#1C5D8E #8E1C24 #8E861C
monochromatic
#081A28 #123C5B #1C5D8E #267EC1 #499CDB
Accessibility & contrast
On white
6.99
#1C5D8E on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.01
#1C5D8E on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1C5D8E
6.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C5D8E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C5D8E | 1.00 | 6.99 | 3.01 | 6.99 |
| #FFFFFF | 6.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.01 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#465F90
Deuteranopia (green-blind)
#36548D
Tritanopia (blue-blind)
#00696F
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #1c5d8e; /* rgb */ color: rgb(28, 93, 142); /* oklch */ color: oklch(46.3% 0.102 245.8);
Tailwind
colors: {
custom: {
50: '#6b8aaf',
500: '#1c5d8e',
950: '#000000',
},
}SCSS
$custom: #1c5d8e; $custom-light: #6b8aaf; $custom-dark: #000000;
JSON
{
"hex": "#1c5d8e",
"rgb": {
"r": 28,
"g": 93,
"b": 142
},
"hsl": {
"h": 205.789,
"s": 67.059,
"l": 33.333
},
"oklch": {
"l": 0.46292,
"c": 0.10218,
"h": 245.8
},
"luminance": 0.10029
}Semantic roles & 50–950 ramp
primary
#1C5D8E
secondary
#BD7B49
accent
#883EEA
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#080B10
muted
#7A7C7F