#1C4F74#1C4F74
#1C4F74 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.2% C 0.082 H 243.9°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).
Color values
| HEX | #1C4F74 |
|---|---|
| RGB | rgb(28, 79, 116) |
| HSL | hsl(205, 61%, 28%) |
| HSV | hsv(205, 76%, 45%) |
| CMYK | cmyk(75.9%, 31.9%, 0%, 54.5%) |
| CIE-LAB | lab(32.03, -3.34, -26.03) |
| CIE-LCH | lch(32.03, 26.25, 262.69°) |
| OKLab | oklab(41.21% -0.0361 -0.0737) |
| OKLCH | oklch(41.21% 0.082 243.9) |
| XYZ | xyz(6.4260, 7.0991, 17.5512) |
| Luminance | 0.0710 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deep Sea Blue
#015482
ΔE00 2.68
Light Navy
#155084
ΔE00 2.89
Dark Slate Blue
#214761
ΔE00 3.98
Prussian Blue
#004577
ΔE00 4.04
Dusk Blue
#26538D
ΔE00 4.84
Light Navy Blue
#2E5A88
ΔE00 4.85
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C4F74 #74411C
analogous
#1C746D #1C4F74 #1C2374
triadic
#1C4F74 #741C4F #4F741C
tetradic
#1C4F74 #6D1C74 #74411C #23741C
square
#1C4F74 #6D1C74 #74411C #23741C
split-complementary
#1C4F74 #741C23 #746D1C
monochromatic
#061119 #102D43 #1C4F74 #2871A5 #3B91D0
Accessibility & contrast
On white
8.68
#1C4F74 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.42
#1C4F74 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1C4F74
8.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C4F74 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C4F74 | 1.00 | 8.68 | 2.42 | 8.68 |
| #FFFFFF | 8.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.42 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3E5076
Deuteranopia (green-blind)
#324873
Tritanopia (blue-blind)
#00585C
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #1c4f74; /* rgb */ color: rgb(28, 79, 116); /* oklch */ color: oklch(41.2% 0.082 243.9);
Tailwind
colors: {
custom: {
50: '#65809c',
500: '#1c4f74',
950: '#000000',
},
}SCSS
$custom: #1c4f74; $custom-light: #65809c; $custom-dark: #000000;
JSON
{
"hex": "#1c4f74",
"rgb": {
"r": 28,
"g": 79,
"b": 116
},
"hsl": {
"h": 205.227,
"s": 61.111,
"l": 28.235
},
"oklch": {
"l": 0.41214,
"c": 0.08208,
"h": 243.9
},
"luminance": 0.071
}Semantic roles & 50–950 ramp
primary
#1C4F74
secondary
#A86E43
accent
#8744E4
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#060A0E
muted
#7A7C7E