#284E72#284E72
#284E72 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.3% C 0.075 H 248.9°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).
Color values
| HEX | #284E72 |
|---|---|
| RGB | rgb(40, 78, 114) |
| HSL | hsl(209, 48%, 30%) |
| HSV | hsv(209, 65%, 45%) |
| CMYK | cmyk(64.9%, 31.6%, 0%, 55.3%) |
| CIE-LAB | lab(32.07, -1.30, -24.70) |
| CIE-LCH | lch(32.07, 24.73, 266.99°) |
| OKLab | oklab(41.34% -0.0269 -0.0697) |
| OKLCH | oklch(41.34% 0.075 248.9) |
| XYZ | xyz(6.6356, 7.1142, 16.9398) |
| Luminance | 0.0712 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Light Navy
#155084
ΔE00 3.02
Prussian Blue
#004577
ΔE00 3.96
Dusk Blue
#26538D
ΔE00 4.11
Dark Slate Blue
#214761
ΔE00 4.33
Deep Sea Blue
#015482
ΔE00 4.34
Twilight Blue
#0A437A
ΔE00 4.50
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#284E72 #724C28
analogous
#287271 #284E72 #282972
triadic
#284E72 #72284E #4E7228
tetradic
#284E72 #712872 #724C28 #297228
square
#284E72 #712872 #724C28 #297228
split-complementary
#284E72 #722829 #727128
monochromatic
#081017 #182F45 #284E72 #386D9F #528CC2
Accessibility & contrast
On white
8.67
#284E72 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.42
#284E72 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #284E72
8.67:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##284E72 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##284E72 | 1.00 | 8.67 | 2.42 | 8.67 |
| #FFFFFF | 8.67 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.42 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.67 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3F4F74
Deuteranopia (green-blind)
#354871
Tritanopia (blue-blind)
#00565B
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #284e72; /* rgb */ color: rgb(40, 78, 114); /* oklch */ color: oklch(41.3% 0.075 248.9);
Tailwind
colors: {
custom: {
50: '#6a7f9a',
500: '#284e72',
950: '#000000',
},
}SCSS
$custom: #284e72; $custom-light: #6a7f9a; $custom-dark: #000000;
JSON
{
"hex": "#284e72",
"rgb": {
"r": 40,
"g": 78,
"b": 114
},
"hsl": {
"h": 209.189,
"s": 48.052,
"l": 30.196
},
"oklch": {
"l": 0.41336,
"c": 0.07466,
"h": 248.9
},
"luminance": 0.07115
}Semantic roles & 50–950 ramp
primary
#284E72
secondary
#A47A52
accent
#9250D8
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#070A0E
muted
#7A7C7E