#4D5BB8#4D5BB8
#4D5BB8 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.9% C 0.146 H 273.6°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #4D5BB8 |
|---|---|
| RGB | rgb(77, 91, 184) |
| HSL | hsl(232, 43%, 51%) |
| HSV | hsv(232, 58%, 72%) |
| CMYK | cmyk(58.2%, 50.5%, 0%, 27.8%) |
| CIE-LAB | lab(42.03, 22.75, -51.03) |
| CIE-LCH | lch(42.03, 55.88, 294.03°) |
| OKLab | oklab(50.89% 0.0092 -0.1459) |
| OKLCH | oklch(50.89% 0.146 273.6) |
| XYZ | xyz(15.4506, 12.5195, 46.9404) |
| Luminance | 0.1252 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Iris
#6258C4
ΔE00 4.72
Warm Blue
#4B57DB
ΔE00 5.04
Dark Periwinkle
#665FD1
ΔE00 5.83
Dusky Blue
#475F94
ΔE00 5.88
Slate Blue
#6A5ACD
ΔE00 6.35
Sapphire
#0F52BA
ΔE00 6.40
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4D5BB8 #B8AA4D
analogous
#4D90B8 #4D5BB8 #744DB8
triadic
#4D5BB8 #B84D5B #5BB84D
tetradic
#4D5BB8 #B84D90 #B8AA4D #4DB874
square
#4D5BB8 #B84D90 #B8AA4D #4DB874
split-complementary
#4D5BB8 #B8744D #90B84D
monochromatic
#282F63 #39448F #4D5BB8 #7983C9 #A4ACDB
Accessibility & contrast
On white
5.99
#4D5BB8 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#4D5BB8 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4D5BB8
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4D5BB8 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4D5BB8 | 1.00 | 5.99 | 3.50 | 5.99 |
| #FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2A68BB
Deuteranopia (green-blind)
#165FB6
Tritanopia (blue-blind)
#007081
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #4d5bb8; /* rgb */ color: rgb(77, 91, 184); /* oklch */ color: oklch(50.9% 0.146 273.6);
Tailwind
colors: {
custom: {
50: '#8889ce',
500: '#4d5bb8',
950: '#000000',
},
}SCSS
$custom: #4d5bb8; $custom-light: #8889ce; $custom-dark: #000000;
JSON
{
"hex": "#4d5bb8",
"rgb": {
"r": 77,
"g": 91,
"b": 184
},
"hsl": {
"h": 232.15,
"s": 42.972,
"l": 51.176
},
"oklch": {
"l": 0.50894,
"c": 0.14621,
"h": 273.6
},
"luminance": 0.12521
}Semantic roles & 50–950 ramp
primary
#4D5BB8
secondary
#C8C299
accent
#C255D3
background
#F8F8FC
surface
#F0F0F9
border
#CBCBD2
text
#0C0B14
muted
#7D7C82