#2243A8#2243A8
#2243A8 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.5% C 0.167 H 265.7°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).
Color values
| HEX | #2243A8 |
|---|---|
| RGB | rgb(34, 67, 168) |
| HSL | hsl(225, 66%, 40%) |
| HSV | hsv(225, 80%, 66%) |
| CMYK | cmyk(79.8%, 60.1%, 0%, 34.1%) |
| CIE-LAB | lab(32.21, 26.10, -57.57) |
| CIE-LCH | lch(32.21, 63.21, 294.38°) |
| OKLab | oklab(42.54% -0.0126 -0.1664) |
| OKLCH | oklch(42.54% 0.167 265.7) |
| XYZ | xyz(9.7322, 7.1804, 37.9112) |
| Luminance | 0.0718 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.65
Sapphire (survey)
#2138AB
ΔE00 3.64
Blue Blue
#2242C7
ΔE00 4.42
Cobalt (survey)
#1E488F
ΔE00 4.78
Sapphire
#0F52BA
ΔE00 5.60
Blueberry
#464196
ΔE00 5.90
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2243A8 #A88722
analogous
#2286A8 #2243A8 #4422A8
triadic
#2243A8 #A82243 #43A822
tetradic
#2243A8 #A82286 #A88722 #22A844
square
#2243A8 #A82286 #A88722 #22A844
split-complementary
#2243A8 #A84422 #86A822
monochromatic
#0D1A42 #182F75 #2243A8 #325AD5 #6583E0
Accessibility & contrast
On white
8.62
#2243A8 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.44
#2243A8 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2243A8
8.62:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2243A8 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2243A8 | 1.00 | 8.62 | 2.44 | 8.62 |
| #FFFFFF | 8.62 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.44 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.62 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0052AB
Deuteranopia (green-blind)
#0046A6
Tritanopia (blue-blind)
#005D6F
Achromatopsia (no color)
#4C4C4C
Design tokens & code
CSS
--color: #2243a8; /* rgb */ color: rgb(34, 67, 168); /* oklch */ color: oklch(42.5% 0.167 265.7);
Tailwind
colors: {
custom: {
50: '#7476c3',
500: '#2243a8',
950: '#000000',
},
}SCSS
$custom: #2243a8; $custom-light: #7476c3; $custom-dark: #000000;
JSON
{
"hex": "#2243a8",
"rgb": {
"r": 34,
"g": 67,
"b": 168
},
"hsl": {
"h": 225.224,
"s": 66.337,
"l": 39.608
},
"oklch": {
"l": 0.42539,
"c": 0.16688,
"h": 265.7
},
"luminance": 0.07182
}Semantic roles & 50–950 ramp
primary
#2243A8
secondary
#C5AC61
accent
#BF3FE9
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0813
muted
#7C7B82