#2A1AA1#2A1AA1
#2A1AA1 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.8% C 0.199 H 274.9°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).
Color values
| HEX | #2A1AA1 |
|---|---|
| RGB | rgb(42, 26, 161) |
| HSL | hsl(247, 72%, 37%) |
| HSV | hsv(247, 84%, 63%) |
| CMYK | cmyk(73.9%, 83.9%, 0%, 36.9%) |
| CIE-LAB | lab(23.01, 48.71, -68.47) |
| CIE-LCH | lch(23.01, 84.03, 305.43°) |
| OKLab | oklab(35.81% 0.017 -0.198) |
| OKLCH | oklch(35.81% 0.199 274.9) |
| XYZ | xyz(7.7551, 3.8035, 34.0367) |
| Luminance | 0.0380 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 2.82
Cobalt Blue
#030AA7
ΔE00 2.89
Royal
#0C1793
ΔE00 3.06
Royal Blue (survey)
#0504AA
ΔE00 3.28
Ultramarine
#2000B1
ΔE00 3.31
True Blue
#010FCC
ΔE00 5.22
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A1AA1 #91A11A
analogous
#1A4EA1 #2A1AA1 #6E1AA1
triadic
#2A1AA1 #A12A1A #1AA12A
tetradic
#2A1AA1 #A11A4E #91A11A #1AA16E
square
#2A1AA1 #A11A4E #91A11A #1AA16E
split-complementary
#2A1AA1 #A16E1A #4EA11A
monochromatic
#0F0938 #1C116C #2A1AA1 #3823D6 #6352E3
Accessibility & contrast
On white
11.93
#2A1AA1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.76
#2A1AA1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A1AA1
11.93:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A1AA1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A1AA1 | 1.00 | 11.93 | 1.76 | 11.93 |
| #FFFFFF | 11.93 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.76 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.93 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003DA5
Deuteranopia (green-blind)
#00319F
Tritanopia (blue-blind)
#00465F
Achromatopsia (no color)
#373737
Design tokens & code
CSS
--color: #2a1aa1; /* rgb */ color: rgb(42, 26, 161); /* oklch */ color: oklch(35.8% 0.199 274.9);
Tailwind
colors: {
custom: {
50: '#785cbe',
500: '#2a1aa1',
950: '#000000',
},
}SCSS
$custom: #2a1aa1; $custom-light: #785cbe; $custom-dark: #000000;
JSON
{
"hex": "#2a1aa1",
"rgb": {
"r": 42,
"g": 26,
"b": 161
},
"hsl": {
"h": 247.111,
"s": 72.193,
"l": 36.667
},
"oklch": {
"l": 0.35808,
"c": 0.19869,
"h": 274.9
},
"luminance": 0.03804
}Semantic roles & 50–950 ramp
primary
#2A1AA1
secondary
#B8C651
accent
#EF39D9
background
#F8F5FB
surface
#EFE9F7
border
#CAC5D0
text
#0B0412
muted
#7C7981