#2A23AE#2A23AE
#2A23AE is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.3% C 0.207 H 272.9°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).
Color values
| HEX | #2A23AE |
|---|---|
| RGB | rgb(42, 35, 174) |
| HSL | hsl(243, 67%, 41%) |
| HSV | hsv(243, 80%, 68%) |
| CMYK | cmyk(75.9%, 79.9%, 0%, 31.8%) |
| CIE-LAB | lab(26.01, 48.45, -71.37) |
| CIE-LCH | lch(26.01, 86.26, 304.17°) |
| OKLab | oklab(38.33% 0.0106 -0.2065) |
| OKLCH | oklch(38.33% 0.207 272.9) |
| XYZ | xyz(9.1933, 4.7493, 40.4684) |
| Luminance | 0.0475 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 2.52
True Blue
#010FCC
ΔE00 4.21
Ultramarine
#2000B1
ΔE00 4.48
Cobalt Blue
#030AA7
ΔE00 4.56
Royal Blue (survey)
#0504AA
ΔE00 4.86
Mediumblue
#0000CD
ΔE00 4.94
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A23AE #A7AE23
analogous
#2361AE #2A23AE #6F23AE
triadic
#2A23AE #AE2A23 #23AE2A
tetradic
#2A23AE #AE2361 #A7AE23 #23AE6F
square
#2A23AE #AE2361 #A7AE23 #23AE6F
split-complementary
#2A23AE #AE6F23 #61AE23
monochromatic
#110F48 #1E197B #2A23AE #3F37D7 #706AE1
Accessibility & contrast
On white
10.77
#2A23AE on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.95
#2A23AE on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A23AE
10.77:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A23AE | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A23AE | 1.00 | 10.77 | 1.95 | 10.77 |
| #FFFFFF | 10.77 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.95 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.77 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0044B2
Deuteranopia (green-blind)
#0037AC
Tritanopia (blue-blind)
#004E69
Achromatopsia (no color)
#3E3E3E
Design tokens & code
CSS
--color: #2a23ae; /* rgb */ color: rgb(42, 35, 174); /* oklch */ color: oklch(38.3% 0.207 272.9);
Tailwind
colors: {
custom: {
50: '#7b61c8',
500: '#2a23ae',
950: '#000000',
},
}SCSS
$custom: #2a23ae; $custom-light: #7b61c8; $custom-dark: #000000;
JSON
{
"hex": "#2a23ae",
"rgb": {
"r": 42,
"g": 35,
"b": 174
},
"hsl": {
"h": 243.022,
"s": 66.507,
"l": 40.98
},
"oklch": {
"l": 0.38331,
"c": 0.20677,
"h": 272.9
},
"luminance": 0.0475
}Semantic roles & 50–950 ramp
primary
#2A23AE
secondary
#C2C766
accent
#E93EE1
background
#F8F5FC
surface
#EFEAF8
border
#CAC6D1
text
#0B0513
muted
#7C7982