#545BB0#545BB0
#545BB0 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.8% C 0.133 H 277.0°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).
Color values
| HEX | #545BB0 |
|---|---|
| RGB | rgb(84, 91, 176) |
| HSL | hsl(235, 37%, 51%) |
| HSV | hsv(235, 52%, 69%) |
| CMYK | cmyk(52.3%, 48.3%, 0%, 31%) |
| CIE-LAB | lab(42.00, 21.58, -46.36) |
| CIE-LCH | lch(42.00, 51.14, 294.96°) |
| OKLab | oklab(50.83% 0.0163 -0.132) |
| OKLCH | oklch(50.83% 0.133 277) |
| XYZ | xyz(15.2313, 12.5006, 42.6761) |
| Luminance | 0.1250 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Iris
#6258C4
ΔE00 4.43
Dusky Blue
#475F94
ΔE00 5.69
Dark Periwinkle
#665FD1
ΔE00 5.96
Slate Blue
#6A5ACD
ΔE00 6.15
Warm Blue
#4B57DB
ΔE00 6.27
Light Indigo
#6D5ACF
ΔE00 6.74
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#545BB0 #B0A954
analogous
#5489B0 #545BB0 #7B54B0
triadic
#545BB0 #B0545B #5BB054
tetradic
#545BB0 #B05489 #B0A954 #54B07B
square
#545BB0 #B05489 #B0A954 #54B07B
split-complementary
#545BB0 #B07B54 #89B054
monochromatic
#2B2F5E #3F4488 #545BB0 #7E83C3 #A8ABD7
Accessibility & contrast
On white
6.00
#545BB0 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#545BB0 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #545BB0
6.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##545BB0 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##545BB0 | 1.00 | 6.00 | 3.50 | 6.00 |
| #FFFFFF | 6.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3467B3
Deuteranopia (green-blind)
#2A60AE
Tritanopia (blue-blind)
#2C6E7D
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #545bb0; /* rgb */ color: rgb(84, 91, 176); /* oklch */ color: oklch(50.8% 0.133 277.0);
Tailwind
colors: {
custom: {
50: '#8b89c8',
500: '#545bb0',
950: '#000000',
},
}SCSS
$custom: #545bb0; $custom-light: #8b89c8; $custom-dark: #000000;
JSON
{
"hex": "#545bb0",
"rgb": {
"r": 84,
"g": 91,
"b": 176
},
"hsl": {
"h": 235.435,
"s": 36.8,
"l": 50.98
},
"oklch": {
"l": 0.50833,
"c": 0.13302,
"h": 277
},
"luminance": 0.12502
}Semantic roles & 50–950 ramp
primary
#545BB0
secondary
#C4C19C
accent
#C45BCD
background
#F8F8FC
surface
#F0F0F8
border
#CBCBD1
text
#0C0B13
muted
#7D7C82