#2947AD#2947AD
#2947AD is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.1% C 0.167 H 266.8°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).
Color values
| HEX | #2947AD |
|---|---|
| RGB | rgb(41, 71, 173) |
| HSL | hsl(226, 62%, 42%) |
| HSV | hsv(226, 76%, 68%) |
| CMYK | cmyk(76.3%, 59%, 0%, 32.2%) |
| CIE-LAB | lab(33.97, 26.10, -57.69) |
| CIE-LCH | lch(33.97, 63.31, 294.34°) |
| OKLab | oklab(44.06% -0.0094 -0.1665) |
| OKLCH | oklch(44.06% 0.167 266.8) |
| XYZ | xyz(10.7079, 7.9938, 40.5057) |
| Luminance | 0.0799 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.73
Blue Blue
#2242C7
ΔE00 3.98
Sapphire (survey)
#2138AB
ΔE00 4.59
Sapphire
#0F52BA
ΔE00 4.61
Cobalt (survey)
#1E488F
ΔE00 5.12
Blueberry
#464196
ΔE00 6.08
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2947AD #AD8F29
analogous
#2989AD #2947AD #4D29AD
triadic
#2947AD #AD2947 #47AD29
tetradic
#2947AD #AD2989 #AD8F29 #29AD4D
square
#2947AD #AD2989 #AD8F29 #29AD4D
split-complementary
#2947AD #AD4D29 #89AD29
monochromatic
#121E4A #1D337C #2947AD #4162D2 #738BDE
Accessibility & contrast
On white
8.08
#2947AD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.60
#2947AD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2947AD
8.08:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2947AD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2947AD | 1.00 | 8.08 | 2.60 | 8.08 |
| #FFFFFF | 8.08 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.08 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0056B0
Deuteranopia (green-blind)
#004AAB
Tritanopia (blue-blind)
#006173
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #2947ad; /* rgb */ color: rgb(41, 71, 173); /* oklch */ color: oklch(44.1% 0.167 266.8);
Tailwind
colors: {
custom: {
50: '#7779c6',
500: '#2947ad',
950: '#000000',
},
}SCSS
$custom: #2947ad; $custom-light: #7779c6; $custom-dark: #000000;
JSON
{
"hex": "#2947ad",
"rgb": {
"r": 41,
"g": 71,
"b": 173
},
"hsl": {
"h": 226.364,
"s": 61.682,
"l": 41.961
},
"oklch": {
"l": 0.44057,
"c": 0.16682,
"h": 266.8
},
"luminance": 0.07995
}Semantic roles & 50–950 ramp
primary
#2947AD
secondary
#C5B16D
accent
#C043E5
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0913
muted
#7C7B82