#2D57B2#2D57B2
#2D57B2 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.9% C 0.153 H 263.2°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).
Color values
| HEX | #2D57B2 |
|---|---|
| RGB | rgb(45, 87, 178) |
| HSL | hsl(221, 60%, 44%) |
| HSV | hsv(221, 75%, 70%) |
| CMYK | cmyk(74.7%, 51.1%, 0%, 30.2%) |
| CIE-LAB | lab(38.88, 17.89, -52.68) |
| CIE-LCH | lch(38.88, 55.64, 288.76°) |
| OKLab | oklab(47.93% -0.0181 -0.1515) |
| OKLCH | oklch(47.93% 0.153 263.2) |
| XYZ | xyz(12.5234, 10.5873, 43.4944) |
| Luminance | 0.1059 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire
#0F52BA
ΔE00 2.22
Denim
#1560BD
ΔE00 4.22
Denim Blue
#3B5B92
ΔE00 4.38
Dusk Blue
#26538D
ΔE00 5.16
Cobalt
#0047AB
ΔE00 5.28
Dusky Blue
#475F94
ΔE00 5.56
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2D57B2 #B2882D
analogous
#2D99B2 #2D57B2 #462DB2
triadic
#2D57B2 #B22D57 #57B22D
tetradic
#2D57B2 #B22D99 #B2882D #2DB246
square
#2D57B2 #B22D99 #B2882D #2DB246
split-complementary
#2D57B2 #B2462D #99B22D
monochromatic
#142750 #213F81 #2D57B2 #4B75D1 #7C9BDE
Accessibility & contrast
On white
6.74
#2D57B2 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.12
#2D57B2 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #2D57B2
6.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2D57B2 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2D57B2 | 1.00 | 6.74 | 3.12 | 6.74 |
| #FFFFFF | 6.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.12 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1E62B5
Deuteranopia (green-blind)
#0056B0
Tritanopia (blue-blind)
#006D7C
Achromatopsia (no color)
#5C5C5C
Design tokens & code
CSS
--color: #2d57b2; /* rgb */ color: rgb(45, 87, 178); /* oklch */ color: oklch(47.9% 0.153 263.2);
Tailwind
colors: {
custom: {
50: '#7885ca',
500: '#2d57b2',
950: '#000000',
},
}SCSS
$custom: #2d57b2; $custom-light: #7885ca; $custom-dark: #000000;
JSON
{
"hex": "#2d57b2",
"rgb": {
"r": 45,
"g": 87,
"b": 178
},
"hsl": {
"h": 221.053,
"s": 59.641,
"l": 43.725
},
"oklch": {
"l": 0.47925,
"c": 0.15257,
"h": 263.2
},
"luminance": 0.10589
}Semantic roles & 50–950 ramp
primary
#2D57B2
secondary
#C6AC75
accent
#B145E3
background
#F7F8FC
surface
#EEEFF8
border
#C9CAD1
text
#0A0B13
muted
#7C7C82