#164BB3#164BB3
#164BB3 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.7% C 0.174 H 262.0°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).
Color values
| HEX | #164BB3 |
|---|---|
| RGB | rgb(22, 75, 179) |
| HSL | hsl(220, 78%, 39%) |
| HSV | hsv(220, 88%, 70%) |
| CMYK | cmyk(87.7%, 58.1%, 0%, 29.8%) |
| CIE-LAB | lab(34.92, 24.06, -59.73) |
| CIE-LCH | lch(34.92, 64.40, 291.94°) |
| OKLab | oklab(44.75% -0.0244 -0.1728) |
| OKLCH | oklch(44.75% 0.174 262) |
| XYZ | xyz(10.9807, 8.4560, 43.6925) |
| Luminance | 0.0846 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 1.80
Sapphire
#0F52BA
ΔE00 2.52
Blue Blue
#2242C7
ΔE00 4.84
Cobalt (survey)
#1E488F
ΔE00 4.85
Dusk Blue
#26538D
ΔE00 5.87
Sapphire (survey)
#2138AB
ΔE00 6.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#164BB3 #B37E16
analogous
#169AB3 #164BB3 #3016B3
triadic
#164BB3 #B3164B #4BB316
tetradic
#164BB3 #B3169A #B37E16 #16B330
square
#164BB3 #B3169A #B37E16 #16B330
split-complementary
#164BB3 #B33016 #9AB316
monochromatic
#091D46 #0F347C #164BB3 #2264E4 #598AEB
Accessibility & contrast
On white
7.80
#164BB3 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.69
#164BB3 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #164BB3
7.80:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##164BB3 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##164BB3 | 1.00 | 7.80 | 2.69 | 7.80 |
| #FFFFFF | 7.80 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.69 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.80 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0059B7
Deuteranopia (green-blind)
#004BB1
Tritanopia (blue-blind)
#006577
Achromatopsia (no color)
#525252
Design tokens & code
CSS
--color: #164bb3; /* rgb */ color: rgb(22, 75, 179); /* oklch */ color: oklch(44.7% 0.174 262.0);
Tailwind
colors: {
custom: {
50: '#737ccb',
500: '#164bb3',
950: '#000000',
},
}SCSS
$custom: #164bb3; $custom-light: #737ccb; $custom-dark: #000000;
JSON
{
"hex": "#164bb3",
"rgb": {
"r": 22,
"g": 75,
"b": 179
},
"hsl": {
"h": 219.745,
"s": 78.109,
"l": 39.412
},
"oklch": {
"l": 0.44745,
"c": 0.17449,
"h": 262
},
"luminance": 0.08457
}Semantic roles & 50–950 ramp
primary
#164BB3
secondary
#CEA657
accent
#B333F5
background
#F7F7FC
surface
#EEEEF9
border
#C9C9D2
text
#0A0913
muted
#7C7B82