#2B4E61#2B4E61
#2B4E61 is a dark, muted cyan. Relative luminance 0.068; OKLCH L 40.6% C 0.052 H 233.8°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).
Color values
| HEX | #2B4E61 |
|---|---|
| RGB | rgb(43, 78, 97) |
| HSL | hsl(201, 39%, 27%) |
| HSV | hsv(201, 56%, 38%) |
| CMYK | cmyk(55.7%, 19.6%, 0%, 62%) |
| CIE-LAB | lab(31.41, -6.61, -14.99) |
| CIE-LCH | lch(31.41, 16.38, 246.20°) |
| OKLab | oklab(40.59% -0.0305 -0.0417) |
| OKLCH | oklch(40.59% 0.052 233.8) |
| XYZ | xyz(5.8775, 6.8250, 12.3146) |
| Luminance | 0.0683 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Grey Blue
#29465B
ΔE00 3.47
Dark Slate Blue
#214761
ΔE00 3.93
Charcoal
#36454F
ΔE00 5.82
Dark Blue Grey
#1F3B4D
ΔE00 6.27
Deep Sea Blue
#015482
ΔE00 7.87
Light Navy
#155084
ΔE00 8.86
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B4E61 #613E2B
analogous
#2B6159 #2B4E61 #2B3361
triadic
#2B4E61 #612B4E #4E612B
tetradic
#2B4E61 #592B61 #613E2B #33612B
square
#2B4E61 #592B61 #613E2B #33612B
split-complementary
#2B4E61 #612B33 #61592B
monochromatic
#091115 #182C37 #2B4E61 #3E708B #5391B3
Accessibility & contrast
On white
8.88
#2B4E61 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.37
#2B4E61 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B4E61
8.88:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B4E61 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B4E61 | 1.00 | 8.88 | 2.37 | 8.88 |
| #FFFFFF | 8.88 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.37 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.88 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#454D62
Deuteranopia (green-blind)
#3D4761
Tritanopia (blue-blind)
#0A5354
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #2b4e61; /* rgb */ color: rgb(43, 78, 97); /* oklch */ color: oklch(40.6% 0.052 233.8);
Tailwind
colors: {
custom: {
50: '#697f8e',
500: '#2b4e61',
950: '#000000',
},
}SCSS
$custom: #2b4e61; $custom-light: #697f8e; $custom-dark: #000000;
JSON
{
"hex": "#2b4e61",
"rgb": {
"r": 43,
"g": 78,
"b": 97
},
"hsl": {
"h": 201.111,
"s": 38.571,
"l": 27.451
},
"oklch": {
"l": 0.40588,
"c": 0.05168,
"h": 233.8
},
"luminance": 0.06825
}Semantic roles & 50–950 ramp
primary
#2B4E61
secondary
#936B55
accent
#8359CE
background
#F6F7F8
surface
#EBEEF0
border
#C6C9CB
text
#060A0C
muted
#7A7C7D