#281FB3#281FB3
#281FB3 لون داكن وعالي التشبّع من عائلة أزرق. الإضاءة النسبية 0.047؛ OKLCH L 38.3% C 0.216 H 272.2°. أفضل لون لنص المتن هو #FFFFFF بتباين 10.84:1 (مطابق لمعيار WCAG AA).
قيم اللون
| HEX | #281FB3 |
|---|---|
| RGB | rgb(40, 31, 179) |
| HSL | hsl(244, 70%, 41%) |
| HSV | hsv(244, 83%, 70%) |
| CMYK | cmyk(77.7%, 82.7%, 0%, 29.8%) |
| CIE-LAB | lab(25.82, 51.79, -74.69) |
| CIE-LCH | lch(25.82, 90.88, 304.74°) |
| OKLab | oklab(38.34% 0.0081 -0.2161) |
| OKLCH | oklch(38.34% 0.216 272.2) |
| XYZ | xyz(9.4990, 4.6847, 43.0427) |
| Luminance | 0.0469 (WCAG relative) |
| Temperature | cool |
| Family | blue |
أقرب الألوان المُسمّاة
Indigo Blue
#3A18B1
ΔE00 2.02
True Blue
#010FCC
ΔE00 3.33
Ultramarine
#2000B1
ΔE00 3.78
Mediumblue
#0000CD
ΔE00 4.01
Cobalt Blue
#030AA7
ΔE00 4.15
Royal Blue (survey)
#0504AA
ΔE00 4.34
المقاييس الإدراكية
الدرجات الغامقة
الدرجات الفاتحة
التدريجات
OKLCH scale
تناغمات الألوان
complementary
#281FB3 #AAB31F
analogous
#1F60B3 #281FB3 #721FB3
triadic
#281FB3 #B3281F #1FB328
tetradic
#281FB3 #B31F60 #AAB31F #1FB372
square
#281FB3 #B31F60 #AAB31F #1FB372
split-complementary
#281FB3 #B3721F #60B31F
monochromatic
#110D4B #1C167F #281FB3 #3E33DC #6F68E5
إمكانية الوصول والتباين
On white
10.84
#281FB3 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.94
#281FB3 on #000000
AA ✗AA large ✗AAA ✗
أفضل لون للنص
#FFFFFF on #281FB3
10.84:1 — WCAG AA (نص عادي) مطابق
مصفوفة التباين
| fg \ bg | ##281FB3 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##281FB3 | 1.00 | 10.84 | 1.94 | 10.84 |
| #FFFFFF | 10.84 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.94 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.84 | 1.00 | 21.00 | 1.00 |
معاينة عمى الألوان
Protanopia (red-blind)
#0044B7
Deuteranopia (green-blind)
#0036B1
Tritanopia (blue-blind)
#004F6B
Achromatopsia (no color)
#3D3D3D
وسوم التصميم والكود
CSS
--color: #281fb3; /* rgb */ color: rgb(40, 31, 179); /* oklch */ color: oklch(38.3% 0.216 272.2);
Tailwind
colors: {
custom: {
50: '#7c60cb',
500: '#281fb3',
950: '#000000',
},
}SCSS
$custom: #281fb3; $custom-light: #7c60cb; $custom-dark: #000000;
JSON
{
"hex": "#281fb3",
"rgb": {
"r": 40,
"g": 31,
"b": 179
},
"hsl": {
"h": 243.649,
"s": 70.476,
"l": 41.176
},
"oklch": {
"l": 0.38335,
"c": 0.21624,
"h": 272.2
},
"luminance": 0.04686
}Semantic roles & 50–950 ramp
primary
#281FB3
secondary
#C4CA64
accent
#ED3BE2
background
#F8F5FC
surface
#F0EAF9
border
#CBC6D2
text
#0B0514
muted
#7C7982