#2C37BD#2C37BD
#2C37BD is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 42.8% C 0.205 H 270.6°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).
Color values
| HEX | #2C37BD |
|---|---|
| RGB | rgb(44, 55, 189) |
| HSL | hsl(235, 62%, 46%) |
| HSV | hsv(235, 77%, 74%) |
| CMYK | cmyk(76.7%, 70.9%, 0%, 25.9%) |
| CIE-LAB | lab(31.67, 42.44, -70.93) |
| CIE-LCH | lch(31.67, 82.66, 300.89°) |
| OKLab | oklab(42.85% 0.002 -0.2054) |
| OKLCH | oklch(42.85% 0.205 270.6) |
| XYZ | xyz(11.5871, 6.9407, 48.8633) |
| Luminance | 0.0694 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.96
Blue Blue
#2242C7
ΔE00 3.46
Ocean Blue
#4F42B5
ΔE00 4.79
Blue With A Hint Of Purple
#533CC6
ΔE00 4.90
Blurple
#5539CC
ΔE00 5.38
Blue (survey)
#0343DF
ΔE00 5.43
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2C37BD #BDB22C
analogous
#2C7FBD #2C37BD #692CBD
triadic
#2C37BD #BD2C37 #37BD2C
tetradic
#2C37BD #BD2C7F #BDB22C #2CBD69
square
#2C37BD #BD2C7F #BDB22C #2CBD69
split-complementary
#2C37BD #BD692C #7FBD2C
monochromatic
#151A5A #20298B #2C37BD #505AD6 #8289E2
Accessibility & contrast
On white
8.79
#2C37BD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.39
#2C37BD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2C37BD
8.79:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2C37BD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2C37BD | 1.00 | 8.79 | 2.39 | 8.79 |
| #FFFFFF | 8.79 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.39 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.79 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0052C1
Deuteranopia (green-blind)
#0043BB
Tritanopia (blue-blind)
#005D76
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #2c37bd; /* rgb */ color: rgb(44, 55, 189); /* oklch */ color: oklch(42.8% 0.205 270.6);
Tailwind
colors: {
custom: {
50: '#7d6fd2',
500: '#2c37bd',
950: '#000000',
},
}SCSS
$custom: #2c37bd; $custom-light: #7d6fd2; $custom-dark: #000000;
JSON
{
"hex": "#2c37bd",
"rgb": {
"r": 44,
"g": 55,
"b": 189
},
"hsl": {
"h": 235.448,
"s": 62.232,
"l": 45.686
},
"oklch": {
"l": 0.42849,
"c": 0.20537,
"h": 270.6
},
"luminance": 0.06942
}Semantic roles & 50–950 ramp
primary
#2C37BD
secondary
#CBC57A
accent
#D942E5
background
#F8F6FD
surface
#F0ECFA
border
#CBC7D3
text
#0C0714
muted
#7D7A83