#2841AB#2841AB
#2841AB is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.7% C 0.172 H 267.9°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).
Color values
| HEX | #2841AB |
|---|---|
| RGB | rgb(40, 65, 171) |
| HSL | hsl(229, 62%, 41%) |
| HSV | hsv(229, 77%, 67%) |
| CMYK | cmyk(76.6%, 62%, 0%, 32.9%) |
| CIE-LAB | lab(32.19, 29.20, -59.39) |
| CIE-LCH | lch(32.19, 66.19, 296.18°) |
| OKLab | oklab(42.67% -0.0062 -0.1717) |
| OKLCH | oklch(42.67% 0.172 267.9) |
| XYZ | xyz(10.1135, 7.1709, 39.3713) |
| Luminance | 0.0717 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.69
Blue Blue
#2242C7
ΔE00 3.74
Cobalt
#0047AB
ΔE00 3.81
Blueberry
#464196
ΔE00 5.34
Ocean Blue
#4F42B5
ΔE00 5.64
Cobalt (survey)
#1E488F
ΔE00 5.95
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2841AB #AB9228
analogous
#2883AB #2841AB #5128AB
triadic
#2841AB #AB2841 #41AB28
tetradic
#2841AB #AB2883 #AB9228 #28AB51
square
#2841AB #AB2883 #AB9228 #28AB51
split-complementary
#2841AB #AB5128 #83AB28
monochromatic
#111B48 #1C2E79 #2841AB #3E5AD2 #7085DE
Accessibility & contrast
On white
8.63
#2841AB on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.43
#2841AB on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2841AB
8.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2841AB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2841AB | 1.00 | 8.63 | 2.43 | 8.63 |
| #FFFFFF | 8.63 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.43 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.63 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0052AE
Deuteranopia (green-blind)
#0046A9
Tritanopia (blue-blind)
#005C6F
Achromatopsia (no color)
#4C4C4C
Design tokens & code
CSS
--color: #2841ab; /* rgb */ color: rgb(40, 65, 171); /* oklch */ color: oklch(42.7% 0.172 267.9);
Tailwind
colors: {
custom: {
50: '#7775c5',
500: '#2841ab',
950: '#000000',
},
}SCSS
$custom: #2841ab; $custom-light: #7775c5; $custom-dark: #000000;
JSON
{
"hex": "#2841ab",
"rgb": {
"r": 40,
"g": 65,
"b": 171
},
"hsl": {
"h": 228.55,
"s": 62.085,
"l": 41.373
},
"oklch": {
"l": 0.42671,
"c": 0.17178,
"h": 267.9
},
"luminance": 0.07172
}Semantic roles & 50–950 ramp
primary
#2841AB
secondary
#C4B36A
accent
#C643E5
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0813
muted
#7C7B82