#2B50BD#2B50BD
#2B50BD is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.3% C 0.177 H 265.6°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).
Color values
| HEX | #2B50BD |
|---|---|
| RGB | rgb(43, 80, 189) |
| HSL | hsl(225, 63%, 45%) |
| HSV | hsv(225, 77%, 74%) |
| CMYK | cmyk(77.2%, 57.7%, 0%, 25.9%) |
| CIE-LAB | lab(37.70, 26.44, -61.05) |
| CIE-LCH | lch(37.70, 66.53, 293.42°) |
| OKLab | oklab(47.27% -0.0134 -0.1762) |
| OKLCH | oklch(47.27% 0.177 265.6) |
| XYZ | xyz(13.0470, 9.9236, 49.3621) |
| Luminance | 0.0993 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire
#0F52BA
ΔE00 2.59
Cobalt
#0047AB
ΔE00 4.34
Blue Blue
#2242C7
ΔE00 4.63
Blue (survey)
#0343DF
ΔE00 5.68
Warm Blue
#4B57DB
ΔE00 6.21
Denim
#1560BD
ΔE00 6.67
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B50BD #BD982B
analogous
#2B99BD #2B50BD #4F2BBD
triadic
#2B50BD #BD2B50 #50BD2B
tetradic
#2B50BD #BD2B99 #BD982B #2BBD4F
square
#2B50BD #BD2B99 #BD982B #2BBD4F
split-complementary
#2B50BD #BD4F2B #99BD2B
monochromatic
#142659 #203B8B #2B50BD #4E71D7 #8099E2
Accessibility & contrast
On white
7.04
#2B50BD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.99
#2B50BD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B50BD
7.04:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B50BD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B50BD | 1.00 | 7.04 | 2.99 | 7.04 |
| #FFFFFF | 7.04 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.04 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0060C1
Deuteranopia (green-blind)
#0052BB
Tritanopia (blue-blind)
#006B7E
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #2b50bd; /* rgb */ color: rgb(43, 80, 189); /* oklch */ color: oklch(47.3% 0.177 265.6);
Tailwind
colors: {
custom: {
50: '#7b80d2',
500: '#2b50bd',
950: '#000000',
},
}SCSS
$custom: #2b50bd; $custom-light: #7b80d2; $custom-dark: #000000;
JSON
{
"hex": "#2b50bd",
"rgb": {
"r": 43,
"g": 80,
"b": 189
},
"hsl": {
"h": 224.795,
"s": 62.931,
"l": 45.49
},
"oklch": {
"l": 0.47274,
"c": 0.17676,
"h": 265.6
},
"luminance": 0.09925
}Semantic roles & 50–950 ramp
primary
#2B50BD
secondary
#CBB679
accent
#BC42E6
background
#F8F7FD
surface
#EFEEFA
border
#CAC9D3
text
#0B0A14
muted
#7C7C83