#2F2D8B#2F2D8B
#2F2D8B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.5% C 0.151 H 276.8°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).
Color values
| HEX | #2F2D8B |
|---|---|
| RGB | rgb(47, 45, 139) |
| HSL | hsl(241, 51%, 36%) |
| HSV | hsv(241, 68%, 55%) |
| CMYK | cmyk(66.2%, 67.6%, 0%, 45.5%) |
| CIE-LAB | lab(24.78, 31.48, -52.00) |
| CIE-LCH | lch(24.78, 60.79, 301.19°) |
| OKLab | oklab(36.46% 0.0178 -0.15) |
| OKLCH | oklch(36.46% 0.151 276.8) |
| XYZ | xyz(6.7694, 4.3446, 24.9030) |
| Luminance | 0.0435 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 5.60
Darkslateblue
#483D8B
ΔE00 5.68
Royal
#0C1793
ΔE00 5.87
Blueberry
#464196
ΔE00 6.15
Midnight Blue
#191970
ΔE00 6.33
Indigo Blue
#3A18B1
ΔE00 7.37
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2F2D8B #898B2D
analogous
#2D5A8B #2F2D8B #5E2D8B
triadic
#2F2D8B #8B2F2D #2D8B2F
tetradic
#2F2D8B #8B2D5A #898B2D #2D8B5E
square
#2F2D8B #8B2D5A #898B2D #2D8B5E
split-complementary
#2F2D8B #8B5E2D #5A8B2D
monochromatic
#100F2F #1F1E5D #2F2D8B #3F3CB9 #6765CD
Accessibility & contrast
On white
11.24
#2F2D8B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.87
#2F2D8B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2F2D8B
11.24:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2F2D8B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2F2D8B | 1.00 | 11.24 | 1.87 | 11.24 |
| #FFFFFF | 11.24 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.87 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.24 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003F8E
Deuteranopia (green-blind)
#003789
Tritanopia (blue-blind)
#004558
Achromatopsia (no color)
#3B3B3B
Design tokens & code
CSS
--color: #2f2d8b; /* rgb */ color: rgb(47, 45, 139); /* oklch */ color: oklch(36.5% 0.151 276.8);
Tailwind
colors: {
custom: {
50: '#7466ae',
500: '#2f2d8b',
950: '#000000',
},
}SCSS
$custom: #2f2d8b; $custom-light: #7466ae; $custom-dark: #000000;
JSON
{
"hex": "#2f2d8b",
"rgb": {
"r": 47,
"g": 45,
"b": 139
},
"hsl": {
"h": 241.277,
"s": 51.087,
"l": 36.078
},
"oklch": {
"l": 0.36463,
"c": 0.15103,
"h": 276.8
},
"luminance": 0.04345
}Semantic roles & 50–950 ramp
primary
#2F2D8B
secondary
#B2B460
accent
#DB4DD8
background
#F7F6FA
surface
#EDEBF4
border
#C8C6CE
text
#090610
muted
#7B7A7F