#28879F#28879F
#28879F is a mid, moderate cyan. Relative luminance 0.203; OKLCH L 58.0% C 0.092 H 218.6°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).
Color values
| HEX | #28879F |
|---|---|
| RGB | rgb(40, 135, 159) |
| HSL | hsl(192, 60%, 39%) |
| HSV | hsv(192, 75%, 62%) |
| CMYK | cmyk(74.8%, 15.1%, 0%, 37.6%) |
| CIE-LAB | lab(52.15, -18.87, -20.63) |
| CIE-LCH | lch(52.15, 27.96, 227.55°) |
| OKLab | oklab(57.99% -0.0721 -0.0576) |
| OKLCH | oklch(57.99% 0.092 218.6) |
| XYZ | xyz(15.7944, 20.2804, 35.8763) |
| Luminance | 0.2028 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Teal Blue
#01889F
ΔE00 1.87
Dirty Blue
#3F829D
ΔE00 3.81
Ocean
#017B92
ΔE00 4.90
Sea Blue
#047495
ΔE00 7.87
Cerulean
#007BA7
ΔE00 7.91
Deep Aqua
#08787F
ΔE00 9.49
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#28879F #9F4028
analogous
#289F7C #28879F #284C9F
triadic
#28879F #9F2887 #879F28
tetradic
#28879F #7C289F #9F4028 #4C9F28
square
#28879F #7C289F #9F4028 #4C9F28
split-complementary
#28879F #9F284C #9F7C28
monochromatic
#0F343D #1C5D6E #28879F #37AFCD #68C2D9
Accessibility & contrast
On white
4.15
#28879F on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.06
#28879F on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #28879F
5.06:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##28879F | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##28879F | 1.00 | 4.15 | 5.06 | 5.06 |
| #FFFFFF | 4.15 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.06 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.06 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7883A0
Deuteranopia (green-blind)
#68779F
Tritanopia (blue-blind)
#008F8F
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #28879f; /* rgb */ color: rgb(40, 135, 159); /* oklch */ color: oklch(58.0% 0.092 218.6);
Tailwind
colors: {
custom: {
50: '#74aabb',
500: '#28879f',
950: '#000000',
},
}SCSS
$custom: #28879f; $custom-light: #74aabb; $custom-dark: #000000;
JSON
{
"hex": "#28879f",
"rgb": {
"r": 40,
"g": 135,
"b": 159
},
"hsl": {
"h": 192.101,
"s": 59.799,
"l": 39.02
},
"oklch": {
"l": 0.57993,
"c": 0.09228,
"h": 218.6
},
"luminance": 0.20282
}Semantic roles & 50–950 ramp
primary
#28879F
secondary
#BF7664
accent
#6545E3
background
#F7FAFB
surface
#EEF4F6
border
#C9CED0
text
#091011
muted
#7B7F80