#2B536D#2B536D
#2B536D is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.5% C 0.063 H 239.1°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).
Color values
| HEX | #2B536D |
|---|---|
| RGB | rgb(43, 83, 109) |
| HSL | hsl(204, 43%, 30%) |
| HSV | hsv(204, 61%, 43%) |
| CMYK | cmyk(60.6%, 23.9%, 0%, 57.3%) |
| CIE-LAB | lab(33.57, -5.60, -19.21) |
| CIE-LCH | lch(33.57, 20.01, 253.74°) |
| OKLab | oklab(42.48% -0.0322 -0.0537) |
| OKLCH | oklch(42.48% 0.063 239.1) |
| XYZ | xyz(6.8488, 7.8036, 15.6104) |
| Luminance | 0.0780 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Slate Blue
#214761
ΔE00 4.01
Dark Grey Blue
#29465B
ΔE00 4.62
Deep Sea Blue
#015482
ΔE00 4.95
Light Navy
#155084
ΔE00 5.98
Light Navy Blue
#2E5A88
ΔE00 6.19
Dusk Blue
#26538D
ΔE00 6.96
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B536D #6D452B
analogous
#2B6D66 #2B536D #2B326D
triadic
#2B536D #6D2B53 #536D2B
tetradic
#2B536D #662B6D #6D452B #326D2B
square
#2B536D #662B6D #6D452B #326D2B
split-complementary
#2B536D #6D2B32 #6D662B
monochromatic
#091116 #1A3241 #2B536D #3C7499 #5694BC
Accessibility & contrast
On white
8.20
#2B536D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.56
#2B536D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B536D
8.20:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B536D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B536D | 1.00 | 8.20 | 2.56 | 8.20 |
| #FFFFFF | 8.20 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.56 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.20 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#47536E
Deuteranopia (green-blind)
#3E4C6D
Tritanopia (blue-blind)
#005A5C
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #2b536d; /* rgb */ color: rgb(43, 83, 109); /* oklch */ color: oklch(42.5% 0.063 239.1);
Tailwind
colors: {
custom: {
50: '#6a8397',
500: '#2b536d',
950: '#000000',
},
}SCSS
$custom: #2b536d; $custom-light: #6a8397; $custom-dark: #000000;
JSON
{
"hex": "#2b536d",
"rgb": {
"r": 43,
"g": 83,
"b": 109
},
"hsl": {
"h": 203.636,
"s": 43.421,
"l": 29.804
},
"oklch": {
"l": 0.42482,
"c": 0.06265,
"h": 239.1
},
"luminance": 0.07804
}Semantic roles & 50–950 ramp
primary
#2B536D
secondary
#9F7255
accent
#8655D3
background
#F6F8F9
surface
#EBEFF2
border
#C6CACC
text
#070A0D
muted
#7A7C7E