#2B257A#2B257A
#2B257A is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.1% C 0.139 H 278.8°. Best body text is #FFFFFF at 12.74:1 contrast (WCAG AA passes).
Color values
| HEX | #2B257A |
|---|---|
| RGB | rgb(43, 37, 122) |
| HSL | hsl(244, 53%, 31%) |
| HSV | hsv(244, 70%, 48%) |
| CMYK | cmyk(64.8%, 69.7%, 0%, 52.2%) |
| CIE-LAB | lab(20.99, 30.02, -47.52) |
| CIE-LCH | lch(20.99, 56.21, 302.28°) |
| OKLab | oklab(33.15% 0.0213 -0.137) |
| OKLCH | oklch(33.15% 0.139 278.8) |
| XYZ | xyz(5.1696, 3.2415, 18.7618) |
| Luminance | 0.0324 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Midnight Blue
#191970
ΔE00 3.56
Royal
#0C1793
ΔE00 5.68
Indigo (survey)
#380282
ΔE00 7.20
Dark Royal Blue
#02066F
ΔE00 7.39
Darkslateblue
#483D8B
ΔE00 7.51
Darkblue (survey)
#030764
ΔE00 7.75
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B257A #747A25
analogous
#25497A #2B257A #55257A
triadic
#2B257A #7A2B25 #257A2B
tetradic
#2B257A #7A2549 #747A25 #257A55
square
#2B257A #7A2549 #747A25 #257A55
split-complementary
#2B257A #7A5525 #497A25
monochromatic
#0A091C #1A174B #2B257A #3C33A9 #5850CA
Accessibility & contrast
On white
12.74
#2B257A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.65
#2B257A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B257A
12.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B257A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B257A | 1.00 | 12.74 | 1.65 | 12.74 |
| #FFFFFF | 12.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.65 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#00367D
Deuteranopia (green-blind)
#002F78
Tritanopia (blue-blind)
#003B4C
Achromatopsia (no color)
#323232
Design tokens & code
CSS
--color: #2b257a; /* rgb */ color: rgb(43, 37, 122); /* oklch */ color: oklch(33.1% 0.139 278.8);
Tailwind
colors: {
custom: {
50: '#6f60a1',
500: '#2b257a',
950: '#000000',
},
}SCSS
$custom: #2b257a; $custom-light: #6f60a1; $custom-dark: #000000;
JSON
{
"hex": "#2b257a",
"rgb": {
"r": 43,
"g": 37,
"b": 122
},
"hsl": {
"h": 244.235,
"s": 53.459,
"l": 31.176
},
"oklch": {
"l": 0.33149,
"c": 0.13863,
"h": 278.8
},
"luminance": 0.03242
}Semantic roles & 50–950 ramp
primary
#2B257A
secondary
#A6AC4E
accent
#DD4BD3
background
#F7F5FA
surface
#EDE9F3
border
#C8C5CD
text
#08050F
muted
#7B797F