#2C43AD#2C43AD
#2C43AD is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.4% C 0.171 H 268.7°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).
Color values
| HEX | #2C43AD |
|---|---|
| RGB | rgb(44, 67, 173) |
| HSL | hsl(229, 59%, 43%) |
| HSV | hsv(229, 75%, 68%) |
| CMYK | cmyk(74.6%, 61.3%, 0%, 32.2%) |
| CIE-LAB | lab(33.06, 29.09, -59.16) |
| CIE-LCH | lch(33.06, 65.93, 296.19°) |
| OKLab | oklab(43.42% -0.0039 -0.1709) |
| OKLCH | oklch(43.42% 0.171 268.7) |
| XYZ | xyz(10.5861, 7.5658, 40.4295) |
| Luminance | 0.0757 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 3.25
Blue Blue
#2242C7
ΔE00 3.46
Cobalt
#0047AB
ΔE00 3.81
Ocean Blue
#4F42B5
ΔE00 5.29
Blueberry
#464196
ΔE00 5.30
Sapphire
#0F52BA
ΔE00 6.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2C43AD #AD962C
analogous
#2C84AD #2C43AD #552CAD
triadic
#2C43AD #AD2C43 #43AD2C
tetradic
#2C43AD #AD2C84 #AD962C #2CAD55
square
#2C43AD #AD2C84 #AD962C #2CAD55
split-complementary
#2C43AD #AD552C #84AD2C
monochromatic
#131D4B #20307C #2C43AD #465FD0 #7789DC
Accessibility & contrast
On white
8.36
#2C43AD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.51
#2C43AD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2C43AD
8.36:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2C43AD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2C43AD | 1.00 | 8.36 | 2.51 | 8.36 |
| #FFFFFF | 8.36 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.51 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.36 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0054B0
Deuteranopia (green-blind)
#0048AB
Tritanopia (blue-blind)
#005E71
Achromatopsia (no color)
#4E4E4E
Design tokens & code
CSS
--color: #2c43ad; /* rgb */ color: rgb(44, 67, 173); /* oklch */ color: oklch(43.4% 0.171 268.7);
Tailwind
colors: {
custom: {
50: '#7877c6',
500: '#2c43ad',
950: '#000000',
},
}SCSS
$custom: #2c43ad; $custom-light: #7877c6; $custom-dark: #000000;
JSON
{
"hex": "#2c43ad",
"rgb": {
"r": 44,
"g": 67,
"b": 173
},
"hsl": {
"h": 229.302,
"s": 59.447,
"l": 42.549
},
"oklch": {
"l": 0.43418,
"c": 0.17092,
"h": 268.7
},
"luminance": 0.07567
}Semantic roles & 50–950 ramp
primary
#2C43AD
secondary
#C4B571
accent
#C745E3
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0813
muted
#7C7B82