#33289A#33289A
#33289A is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.4% C 0.176 H 278.0°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).
Color values
| HEX | #33289A |
|---|---|
| RGB | rgb(51, 40, 154) |
| HSL | hsl(246, 59%, 38%) |
| HSV | hsv(246, 74%, 60%) |
| CMYK | cmyk(66.9%, 74%, 0%, 39.6%) |
| CIE-LAB | lab(25.42, 40.16, -60.19) |
| CIE-LCH | lch(25.42, 72.36, 303.71°) |
| OKLab | oklab(37.44% 0.0245 -0.1738) |
| OKLCH | oklch(37.44% 0.176 278) |
| XYZ | xyz(7.9549, 4.5538, 31.0253) |
| Luminance | 0.0455 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 4.43
Royal
#0C1793
ΔE00 4.70
Sapphire (survey)
#2138AB
ΔE00 5.43
Cobalt Blue
#030AA7
ΔE00 5.89
Ultramarine
#2000B1
ΔE00 6.33
Royal Blue (survey)
#0504AA
ΔE00 6.35
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#33289A #8F9A28
analogous
#28569A #33289A #6C289A
triadic
#33289A #9A3328 #289A33
tetradic
#33289A #9A2856 #8F9A28 #289A6C
square
#33289A #9A2856 #8F9A28 #289A6C
split-complementary
#33289A #9A6C28 #569A28
monochromatic
#130F39 #231B69 #33289A #4335CA #7065D7
Accessibility & contrast
On white
10.99
#33289A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.91
#33289A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #33289A
10.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##33289A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##33289A | 1.00 | 10.99 | 1.91 | 10.99 |
| #FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#00419D
Deuteranopia (green-blind)
#003798
Tritanopia (blue-blind)
#00485E
Achromatopsia (no color)
#3C3C3C
Design tokens & code
CSS
--color: #33289a; /* rgb */ color: rgb(51, 40, 154); /* oklch */ color: oklch(37.4% 0.176 278.0);
Tailwind
colors: {
custom: {
50: '#7964b9',
500: '#33289a',
950: '#000000',
},
}SCSS
$custom: #33289a; $custom-light: #7964b9; $custom-dark: #000000;
JSON
{
"hex": "#33289a",
"rgb": {
"r": 51,
"g": 40,
"b": 154
},
"hsl": {
"h": 245.789,
"s": 58.763,
"l": 38.039
},
"oklch": {
"l": 0.37444,
"c": 0.17552,
"h": 278
},
"luminance": 0.04554
}Semantic roles & 50–950 ramp
primary
#33289A
secondary
#B4BD61
accent
#E246D3
background
#F7F6FB
surface
#EEEBF6
border
#C9C6D0
text
#0A0512
muted
#7C7A81