#1C5D7C#1C5D7C
#1C5D7C is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.3% C 0.081 H 233.7°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).
Color values
| HEX | #1C5D7C |
|---|---|
| RGB | rgb(28, 93, 124) |
| HSL | hsl(199, 63%, 30%) |
| HSV | hsv(199, 77%, 49%) |
| CMYK | cmyk(77.4%, 25%, 0%, 51.4%) |
| CIE-LAB | lab(36.99, -8.99, -23.24) |
| CIE-LCH | lch(36.99, 24.92, 248.85°) |
| OKLab | oklab(45.28% -0.0481 -0.0654) |
| OKLCH | oklch(45.28% 0.081 233.7) |
| XYZ | xyz(8.0299, 9.5299, 20.4811) |
| Luminance | 0.0953 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Ugly Blue
#31668A
ΔE00 4.47
Peacock Blue
#016795
ΔE00 4.95
Deep Sea Blue
#015482
ΔE00 5.34
Light Navy Blue
#2E5A88
ΔE00 6.84
Denim (survey)
#3B638C
ΔE00 6.96
Ocean Blue (survey)
#03719C
ΔE00 7.44
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C5D7C #7C3B1C
analogous
#1C7C6B #1C5D7C #1C2D7C
triadic
#1C5D7C #7C1C5D #5D7C1C
tetradic
#1C5D7C #6B1C7C #7C3B1C #2D7C1C
square
#1C5D7C #6B1C7C #7C3B1C #2D7C1C
split-complementary
#1C5D7C #7C1C2D #7C6B1C
monochromatic
#061319 #11384A #1C5D7C #2782AE #3FA4D4
Accessibility & contrast
On white
7.23
#1C5D7C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.91
#1C5D7C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1C5D7C
7.23:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C5D7C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C5D7C | 1.00 | 7.23 | 2.91 | 7.23 |
| #FFFFFF | 7.23 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.23 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4E5C7D
Deuteranopia (green-blind)
#41537C
Tritanopia (blue-blind)
#006567
Achromatopsia (no color)
#575757
Design tokens & code
CSS
--color: #1c5d7c; /* rgb */ color: rgb(28, 93, 124); /* oklch */ color: oklch(45.3% 0.081 233.7);
Tailwind
colors: {
custom: {
50: '#678aa2',
500: '#1c5d7c',
950: '#000000',
},
}SCSS
$custom: #1c5d7c; $custom-light: #678aa2; $custom-dark: #000000;
JSON
{
"hex": "#1c5d7c",
"rgb": {
"r": 28,
"g": 93,
"b": 124
},
"hsl": {
"h": 199.375,
"s": 63.158,
"l": 29.804
},
"oklch": {
"l": 0.45276,
"c": 0.0812,
"h": 233.7
},
"luminance": 0.09531
}Semantic roles & 50–950 ramp
primary
#1C5D7C
secondary
#B06744
accent
#7742E6
background
#F6F8F9
surface
#EBF0F2
border
#C6CBCC
text
#070B0F
muted
#7A7C7E