#2B558F#2B558F
#2B558F is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.9% C 0.106 H 257.0°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).
Color values
| HEX | #2B558F |
|---|---|
| RGB | rgb(43, 85, 143) |
| HSL | hsl(215, 54%, 36%) |
| HSV | hsv(215, 70%, 56%) |
| CMYK | cmyk(69.9%, 40.6%, 0%, 43.9%) |
| CIE-LAB | lab(35.97, 5.57, -36.41) |
| CIE-LCH | lch(35.97, 36.83, 278.70°) |
| OKLab | oklab(44.95% -0.024 -0.1037) |
| OKLCH | oklch(44.95% 0.106 257) |
| XYZ | xyz(9.2009, 8.9928, 27.2322) |
| Luminance | 0.0899 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dusk Blue
#26538D
ΔE00 0.83
Light Navy Blue
#2E5A88
ΔE00 2.47
Denim Blue
#3B5B92
ΔE00 2.74
Light Navy
#155084
ΔE00 3.32
Cobalt (survey)
#1E488F
ΔE00 4.32
Dusky Blue
#475F94
ΔE00 5.12
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B558F #8F652B
analogous
#2B878F #2B558F #332B8F
triadic
#2B558F #8F2B55 #558F2B
tetradic
#2B558F #8F2B87 #8F652B #2B8F33
square
#2B558F #8F2B87 #8F652B #2B8F33
split-complementary
#2B558F #8F332B #878F2B
monochromatic
#0F1D31 #1D3960 #2B558F #3971BE #6492D0
Accessibility & contrast
On white
7.50
#2B558F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.80
#2B558F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B558F
7.50:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B558F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B558F | 1.00 | 7.50 | 2.80 | 7.50 |
| #FFFFFF | 7.50 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.80 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.50 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3B5A91
Deuteranopia (green-blind)
#2B508E
Tritanopia (blue-blind)
#00626B
Achromatopsia (no color)
#555555
Design tokens & code
CSS
--color: #2b558f; /* rgb */ color: rgb(43, 85, 143); /* oklch */ color: oklch(44.9% 0.106 257.0);
Tailwind
colors: {
custom: {
50: '#7084b0',
500: '#2b558f',
950: '#000000',
},
}SCSS
$custom: #2b558f; $custom-light: #7084b0; $custom-dark: #000000;
JSON
{
"hex": "#2b558f",
"rgb": {
"r": 43,
"g": 85,
"b": 143
},
"hsl": {
"h": 214.8,
"s": 53.763,
"l": 36.471
},
"oklch": {
"l": 0.44945,
"c": 0.10645,
"h": 257
},
"luminance": 0.08994
}Semantic roles & 50–950 ramp
primary
#2B558F
secondary
#B7925F
accent
#A04BDD
background
#F7F8FA
surface
#EDEFF5
border
#C8CACF
text
#080A10
muted
#7B7C7F