#2A258D#2A258D
#2A258D is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.0% C 0.164 H 275.9°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).
Color values
| HEX | #2A258D |
|---|---|
| RGB | rgb(42, 37, 141) |
| HSL | hsl(243, 58%, 35%) |
| HSV | hsv(243, 74%, 55%) |
| CMYK | cmyk(70.2%, 73.8%, 0%, 44.7%) |
| CIE-LAB | lab(22.79, 36.48, -56.53) |
| CIE-LCH | lch(22.79, 67.28, 302.83°) |
| OKLab | oklab(34.99% 0.0168 -0.1634) |
| OKLCH | oklch(34.99% 0.164 275.9) |
| XYZ | xyz(6.4226, 3.7379, 25.5772) |
| Luminance | 0.0374 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Royal
#0C1793
ΔE00 3.71
Midnight Blue
#191970
ΔE00 5.22
Cobalt Blue
#030AA7
ΔE00 6.01
Indigo Blue
#3A18B1
ΔE00 6.06
Royal Blue (survey)
#0504AA
ΔE00 6.56
Sapphire (survey)
#2138AB
ΔE00 6.59
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A258D #888D25
analogous
#25548D #2A258D #5E258D
triadic
#2A258D #8D2A25 #258D2A
tetradic
#2A258D #8D2554 #888D25 #258D5E
square
#2A258D #8D2554 #888D25 #258D5E
split-complementary
#2A258D #8D5E25 #548D25
monochromatic
#0D0C2C #1C185D #2A258D #3832BD #5F59D3
Accessibility & contrast
On white
12.02
#2A258D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.75
#2A258D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A258D
12.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A258D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A258D | 1.00 | 12.02 | 1.75 | 12.02 |
| #FFFFFF | 12.02 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.75 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.02 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003B90
Deuteranopia (green-blind)
#00328B
Tritanopia (blue-blind)
#004256
Achromatopsia (no color)
#363636
Design tokens & code
CSS
--color: #2a258d; /* rgb */ color: rgb(42, 37, 141); /* oklch */ color: oklch(35.0% 0.164 275.9);
Tailwind
colors: {
custom: {
50: '#7361af',
500: '#2a258d',
950: '#000000',
},
}SCSS
$custom: #2a258d; $custom-light: #7361af; $custom-dark: #000000;
JSON
{
"hex": "#2a258d",
"rgb": {
"r": 42,
"g": 37,
"b": 141
},
"hsl": {
"h": 242.885,
"s": 58.427,
"l": 34.902
},
"oklch": {
"l": 0.34991,
"c": 0.16423,
"h": 275.9
},
"luminance": 0.03738
}Semantic roles & 50–950 ramp
primary
#2A258D
secondary
#B3B856
accent
#E246DA
background
#F7F5FA
surface
#EDEAF5
border
#C8C6CF
text
#090511
muted
#7B7980