#2B536C#2B536C
#2B536C is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.4% C 0.061 H 238.0°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).
Color values
| HEX | #2B536C |
|---|---|
| RGB | rgb(43, 83, 108) |
| HSL | hsl(203, 43%, 30%) |
| HSV | hsv(203, 60%, 42%) |
| CMYK | cmyk(60.2%, 23.1%, 0%, 57.6%) |
| CIE-LAB | lab(33.53, -5.95, -18.65) |
| CIE-LCH | lch(33.53, 19.58, 252.31°) |
| OKLab | oklab(42.43% -0.0326 -0.0521) |
| OKLCH | oklch(42.43% 0.061 238) |
| XYZ | xyz(6.7953, 7.7822, 15.3285) |
| Luminance | 0.0778 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Slate Blue
#214761
ΔE00 4.09
Dark Grey Blue
#29465B
ΔE00 4.59
Deep Sea Blue
#015482
ΔE00 5.30
Light Navy
#155084
ΔE00 6.41
Light Navy Blue
#2E5A88
ΔE00 6.61
Ugly Blue
#31668A
ΔE00 7.16
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B536C #6C442B
analogous
#2B6C65 #2B536C #2B336C
triadic
#2B536C #6C2B53 #536C2B
tetradic
#2B536C #652B6C #6C442B #336C2B
square
#2B536C #652B6C #6C442B #336C2B
split-complementary
#2B536C #6C2B33 #6C652B
monochromatic
#091116 #1A3140 #2B536C #3C7598 #5694BC
Accessibility & contrast
On white
8.21
#2B536C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.56
#2B536C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B536C
8.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B536C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B536C | 1.00 | 8.21 | 2.56 | 8.21 |
| #FFFFFF | 8.21 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.56 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.21 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#48536D
Deuteranopia (green-blind)
#3F4C6C
Tritanopia (blue-blind)
#00595B
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #2b536c; /* rgb */ color: rgb(43, 83, 108); /* oklch */ color: oklch(42.4% 0.061 238.0);
Tailwind
colors: {
custom: {
50: '#6a8396',
500: '#2b536c',
950: '#000000',
},
}SCSS
$custom: #2b536c; $custom-light: #6a8396; $custom-dark: #000000;
JSON
{
"hex": "#2b536c",
"rgb": {
"r": 43,
"g": 83,
"b": 108
},
"hsl": {
"h": 203.077,
"s": 43.046,
"l": 29.608
},
"oklch": {
"l": 0.42431,
"c": 0.06149,
"h": 238
},
"luminance": 0.07783
}Semantic roles & 50–950 ramp
primary
#2B536C
secondary
#9E7155
accent
#8555D3
background
#F6F8F9
surface
#EBEFF2
border
#C6CACC
text
#070A0D
muted
#7A7C7E