#365BDD#365BDD
#365BDD is a mid, highly saturated blue. Relative luminance 0.135; OKLCH L 52.5% C 0.203 H 266.9°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).
Color values
| HEX | #365BDD |
|---|---|
| RGB | rgb(54, 91, 221) |
| HSL | hsl(227, 71%, 54%) |
| HSV | hsv(227, 76%, 87%) |
| CMYK | cmyk(75.6%, 58.8%, 0%, 13.3%) |
| CIE-LAB | lab(43.48, 32.36, -70.08) |
| CIE-LCH | lch(43.48, 77.19, 294.79°) |
| OKLab | oklab(52.5% -0.011 -0.2024) |
| OKLCH | oklch(52.5% 0.203 266.9) |
| XYZ | xyz(18.3090, 13.4849, 70.0305) |
| Luminance | 0.1349 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Azul
#1D5DEC
ΔE00 2.12
Warm Blue
#4B57DB
ΔE00 2.92
Electric Blue
#0652FF
ΔE00 4.37
Royal Blue
#4169E1
ΔE00 4.68
Bright Blue
#0165FC
ΔE00 5.12
Dark Periwinkle
#665FD1
ΔE00 6.49
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#365BDD #DDB836
analogous
#36AEDD #365BDD #6536DD
triadic
#365BDD #DD365B #5BDD36
tetradic
#365BDD #DD36AE #DDB836 #36DD65
square
#365BDD #DD36AE #DDB836 #36DD65
split-complementary
#365BDD #DD6536 #AEDD36
monochromatic
#162E83 #1F41B7 #365BDD #6A86E6 #9FB0EF
Accessibility & contrast
On white
5.68
#365BDD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.70
#365BDD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #365BDD
5.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##365BDD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##365BDD | 1.00 | 5.68 | 3.70 | 5.68 |
| #FFFFFF | 5.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.70 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#006FE1
Deuteranopia (green-blind)
#005FDA
Tritanopia (blue-blind)
#007C93
Achromatopsia (no color)
#676767
Design tokens & code
CSS
--color: #365bdd; /* rgb */ color: rgb(54, 91, 221); /* oklch */ color: oklch(52.5% 0.203 266.9);
Tailwind
colors: {
custom: {
50: '#8589e9',
500: '#365bdd',
950: '#000000',
},
}SCSS
$custom: #365bdd; $custom-light: #8589e9; $custom-dark: #000000;
JSON
{
"hex": "#365bdd",
"rgb": {
"r": 54,
"g": 91,
"b": 221
},
"hsl": {
"h": 226.707,
"s": 71.064,
"l": 53.922
},
"oklch": {
"l": 0.52502,
"c": 0.20272,
"h": 266.9
},
"luminance": 0.13487
}Semantic roles & 50–950 ramp
primary
#365BDD
secondary
#DBCB94
accent
#C63AEE
background
#F9F8FE
surface
#F1EFFD
border
#CBCAD5
text
#0D0B16
muted
#7E7C84