#2A53B1#2A53B1
#2A53B1 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.9% C 0.157 H 263.7°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).
Color values
| HEX | #2A53B1 |
|---|---|
| RGB | rgb(42, 83, 177) |
| HSL | hsl(222, 62%, 43%) |
| HSV | hsv(222, 76%, 69%) |
| CMYK | cmyk(76.3%, 53.1%, 0%, 30.6%) |
| CIE-LAB | lab(37.57, 19.77, -54.20) |
| CIE-LCH | lch(37.57, 57.70, 290.04°) |
| OKLab | oklab(46.88% -0.0173 -0.1561) |
| OKLCH | oklch(46.88% 0.157 263.7) |
| XYZ | xyz(11.9811, 9.8517, 42.8566) |
| Luminance | 0.0985 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire
#0F52BA
ΔE00 1.73
Cobalt
#0047AB
ΔE00 4.07
Denim Blue
#3B5B92
ΔE00 4.93
Dusk Blue
#26538D
ΔE00 5.10
Denim
#1560BD
ΔE00 5.37
Cobalt (survey)
#1E488F
ΔE00 5.58
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A53B1 #B1882A
analogous
#2A96B1 #2A53B1 #452AB1
triadic
#2A53B1 #B12A53 #53B12A
tetradic
#2A53B1 #B12A96 #B1882A #2AB145
square
#2A53B1 #B12A96 #B1882A #2AB145
split-complementary
#2A53B1 #B1452A #96B12A
monochromatic
#13254E #1E3C80 #2A53B1 #4570D3 #7796DF
Accessibility & contrast
On white
7.07
#2A53B1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.97
#2A53B1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A53B1
7.07:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A53B1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A53B1 | 1.00 | 7.07 | 2.97 | 7.07 |
| #FFFFFF | 7.07 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.97 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.07 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0E5FB4
Deuteranopia (green-blind)
#0053AF
Tritanopia (blue-blind)
#006A7A
Achromatopsia (no color)
#585858
Design tokens & code
CSS
--color: #2a53b1; /* rgb */ color: rgb(42, 83, 177); /* oklch */ color: oklch(46.9% 0.157 263.7);
Tailwind
colors: {
custom: {
50: '#7782c9',
500: '#2a53b1',
950: '#000000',
},
}SCSS
$custom: #2a53b1; $custom-light: #7782c9; $custom-dark: #000000;
JSON
{
"hex": "#2a53b1",
"rgb": {
"r": 42,
"g": 83,
"b": 177
},
"hsl": {
"h": 221.778,
"s": 61.644,
"l": 42.941
},
"oklch": {
"l": 0.46881,
"c": 0.15704,
"h": 263.7
},
"luminance": 0.09853
}Semantic roles & 50–950 ramp
primary
#2A53B1
secondary
#C6AC70
accent
#B443E5
background
#F7F7FC
surface
#EEEEF8
border
#C9C9D1
text
#0A0A13
muted
#7C7C82