#2B517F#2B517F
#2B517F is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 43.0% C 0.088 H 254.3°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).
Color values
| HEX | #2B517F |
|---|---|
| RGB | rgb(43, 81, 127) |
| HSL | hsl(213, 49%, 33%) |
| HSV | hsv(213, 66%, 50%) |
| CMYK | cmyk(66.1%, 36.2%, 0%, 50.2%) |
| CIE-LAB | lab(33.84, 2.17, -29.99) |
| CIE-LCH | lch(33.84, 30.06, 274.14°) |
| OKLab | oklab(42.99% -0.0238 -0.085) |
| OKLCH | oklch(42.99% 0.088 254.3) |
| XYZ | xyz(7.7681, 7.9300, 21.1958) |
| Luminance | 0.0793 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dusk Blue
#26538D
ΔE00 1.93
Light Navy
#155084
ΔE00 2.48
Light Navy Blue
#2E5A88
ΔE00 3.23
Cobalt (survey)
#1E488F
ΔE00 3.97
Denim Blue
#3B5B92
ΔE00 4.39
Prussian Blue
#004577
ΔE00 4.75
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B517F #7F592B
analogous
#2B7B7F #2B517F #2F2B7F
triadic
#2B517F #7F2B51 #517F2B
tetradic
#2B517F #7F2B7B #7F592B #2B7F2F
square
#2B517F #7F2B7B #7F592B #2B7F2F
split-complementary
#2B517F #7F2F2B #7B7F2B
monochromatic
#0C1724 #1C3451 #2B517F #3A6EAD #5C8DC8
Accessibility & contrast
On white
8.12
#2B517F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.59
#2B517F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B517F
8.12:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B517F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B517F | 1.00 | 8.12 | 2.59 | 8.12 |
| #FFFFFF | 8.12 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.59 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.12 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3D5481
Deuteranopia (green-blind)
#324C7E
Tritanopia (blue-blind)
#005C62
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #2b517f; /* rgb */ color: rgb(43, 81, 127); /* oklch */ color: oklch(43.0% 0.088 254.3);
Tailwind
colors: {
custom: {
50: '#6d81a4',
500: '#2b517f',
950: '#000000',
},
}SCSS
$custom: #2b517f; $custom-light: #6d81a4; $custom-dark: #000000;
JSON
{
"hex": "#2b517f",
"rgb": {
"r": 43,
"g": 81,
"b": 127
},
"hsl": {
"h": 212.857,
"s": 49.412,
"l": 33.333
},
"oklch": {
"l": 0.42987,
"c": 0.08827,
"h": 254.3
},
"luminance": 0.07931
}Semantic roles & 50–950 ramp
primary
#2B517F
secondary
#AE8758
accent
#9A4FD9
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#080A0F
muted
#7B7C7F