#2724B1#2724B1
#2724B1 is a dark, highly saturated blue. Relative luminance 0.049; OKLCH L 38.6% C 0.210 H 271.6°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).
Color values
| HEX | #2724B1 |
|---|---|
| RGB | rgb(39, 36, 177) |
| HSL | hsl(241, 66%, 42%) |
| HSV | hsv(241, 80%, 69%) |
| CMYK | cmyk(78%, 79.7%, 0%, 30.6%) |
| CIE-LAB | lab(26.35, 48.68, -72.60) |
| CIE-LCH | lch(26.35, 87.42, 303.84°) |
| OKLab | oklab(38.62% 0.006 -0.2102) |
| OKLCH | oklch(38.62% 0.21 271.6) |
| XYZ | xyz(9.4007, 4.8664, 42.0303) |
| Luminance | 0.0487 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 2.79
True Blue
#010FCC
ΔE00 4.03
Ultramarine
#2000B1
ΔE00 4.69
Cobalt Blue
#030AA7
ΔE00 4.80
Mediumblue
#0000CD
ΔE00 4.83
Royal Blue (survey)
#0504AA
ΔE00 5.08
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2724B1 #AEB124
analogous
#2467B1 #2724B1 #6E24B1
triadic
#2724B1 #B12724 #24B127
tetradic
#2724B1 #B12467 #AEB124 #24B16E
square
#2724B1 #B12467 #AEB124 #24B16E
split-complementary
#2724B1 #B16E24 #67B124
monochromatic
#110F4B #1C1A7E #2724B1 #3E3BD7 #706EE1
Accessibility & contrast
On white
10.64
#2724B1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.97
#2724B1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2724B1
10.64:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2724B1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2724B1 | 1.00 | 10.64 | 1.97 | 10.64 |
| #FFFFFF | 10.64 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.97 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.64 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0045B5
Deuteranopia (green-blind)
#0037AF
Tritanopia (blue-blind)
#00506B
Achromatopsia (no color)
#3E3E3E
Design tokens & code
CSS
--color: #2724b1; /* rgb */ color: rgb(39, 36, 177); /* oklch */ color: oklch(38.6% 0.210 271.6);
Tailwind
colors: {
custom: {
50: '#7a62ca',
500: '#2724b1',
950: '#000000',
},
}SCSS
$custom: #2724b1; $custom-light: #7a62ca; $custom-dark: #000000;
JSON
{
"hex": "#2724b1",
"rgb": {
"r": 39,
"g": 36,
"b": 177
},
"hsl": {
"h": 241.277,
"s": 66.197,
"l": 41.765
},
"oklch": {
"l": 0.38623,
"c": 0.21025,
"h": 271.6
},
"luminance": 0.04867
}Semantic roles & 50–950 ramp
primary
#2724B1
secondary
#C6C869
accent
#E93FE5
background
#F8F6FC
surface
#EFEBF9
border
#CAC6D2
text
#0B0513
muted
#7C7A82