#2B758F#2B758F
#2B758F is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.8% C 0.082 H 225.0°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).
Color values
| HEX | #2B758F |
|---|---|
| RGB | rgb(43, 117, 143) |
| HSL | hsl(196, 54%, 36%) |
| HSV | hsv(196, 70%, 56%) |
| CMYK | cmyk(69.9%, 18.2%, 0%, 43.9%) |
| CIE-LAB | lab(45.93, -13.95, -20.81) |
| CIE-LCH | lch(45.93, 25.05, 236.17°) |
| OKLab | oklab(52.81% -0.0581 -0.0582) |
| OKLCH | oklch(52.81% 0.082 225) |
| XYZ | xyz(12.3135, 15.2180, 28.2697) |
| Luminance | 0.1522 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Sea Blue
#047495
ΔE00 2.31
Ocean
#017B92
ΔE00 3.95
Dirty Blue
#3F829D
ΔE00 5.29
Ocean Blue (survey)
#03719C
ΔE00 5.32
Cerulean
#007BA7
ΔE00 5.42
Metallic Blue
#4F738E
ΔE00 6.73
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B758F #8F452B
analogous
#2B8F77 #2B758F #2B438F
triadic
#2B758F #8F2B75 #758F2B
tetradic
#2B758F #772B8F #8F452B #438F2B
square
#2B758F #772B8F #8F452B #438F2B
split-complementary
#2B758F #8F2B43 #8F772B
monochromatic
#0F2831 #1D4F60 #2B758F #399BBE #64B4D0
Accessibility & contrast
On white
5.19
#2B758F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.04
#2B758F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #2B758F
5.19:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B758F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B758F | 1.00 | 5.19 | 4.04 | 5.19 |
| #FFFFFF | 5.19 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.04 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.19 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#677390
Deuteranopia (green-blind)
#59688F
Tritanopia (blue-blind)
#007D7D
Achromatopsia (no color)
#6D6D6D
Design tokens & code
CSS
--color: #2b758f; /* rgb */ color: rgb(43, 117, 143); /* oklch */ color: oklch(52.8% 0.082 225.0);
Tailwind
colors: {
custom: {
50: '#719caf',
500: '#2b758f',
950: '#000000',
},
}SCSS
$custom: #2b758f; $custom-light: #719caf; $custom-dark: #000000;
JSON
{
"hex": "#2b758f",
"rgb": {
"r": 43,
"g": 117,
"b": 143
},
"hsl": {
"h": 195.6,
"s": 53.763,
"l": 36.471
},
"oklch": {
"l": 0.52814,
"c": 0.08223,
"h": 225
},
"luminance": 0.15219
}Semantic roles & 50–950 ramp
primary
#2B758F
secondary
#B7765F
accent
#714BDD
background
#F7F9FA
surface
#EDF2F4
border
#C8CCCE
text
#090E10
muted
#7B7E7F