#2C78CD#2C78CD
#2C78CD is a mid, vivid cyan. Relative luminance 0.184; OKLCH L 57.0% C 0.150 H 254.0°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).
Color values
| HEX | #2C78CD |
|---|---|
| RGB | rgb(44, 120, 205) |
| HSL | hsl(212, 65%, 49%) |
| HSV | hsv(212, 79%, 80%) |
| CMYK | cmyk(78.5%, 41.5%, 0%, 19.6%) |
| CIE-LAB | lab(49.95, 6.92, -50.54) |
| CIE-LCH | lch(49.95, 51.01, 277.80°) |
| OKLab | oklab(57% -0.0414 -0.1446) |
| OKLCH | oklch(57% 0.15 254) |
| XYZ | xyz(18.7705, 18.3740, 60.3030) |
| Luminance | 0.1838 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Windows Blue
#3778BF
ΔE00 1.33
Bluish
#2976BB
ΔE00 2.57
Medium Blue
#2C6FBB
ΔE00 3.78
Flat Blue
#3C73A8
ΔE00 4.24
Deep Sky Blue
#0D75F8
ΔE00 4.77
Steel Blue
#4682B4
ΔE00 4.78
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2C78CD #CD812C
analogous
#2CC9CD #2C78CD #302CCD
triadic
#2C78CD #CD2C78 #78CD2C
tetradic
#2C78CD #CD2CC9 #CD812C #2CCD30
square
#2C78CD #CD2CC9 #CD812C #2CCD30
split-complementary
#2C78CD #CD302C #C9CD2C
monochromatic
#163D68 #215B9B #2C78CD #5B97DC #8DB7E7
Accessibility & contrast
On white
4.49
#2C78CD on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.68
#2C78CD on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #2C78CD
4.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2C78CD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##2C78CD | 1.00 | 4.49 | 4.68 | 4.68 |
| #FFFFFF | 4.49 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.68 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.68 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4E7FD0
Deuteranopia (green-blind)
#3270CB
Tritanopia (blue-blind)
#008C98
Achromatopsia (no color)
#777777
Design tokens & code
CSS
--color: #2c78cd; /* rgb */ color: rgb(44, 120, 205); /* oklch */ color: oklch(57.0% 0.150 254.0);
Tailwind
colors: {
custom: {
50: '#7d9edd',
500: '#2c78cd',
950: '#000000',
},
}SCSS
$custom: #2c78cd; $custom-light: #7d9edd; $custom-dark: #000000;
JSON
{
"hex": "#2c78cd",
"rgb": {
"r": 44,
"g": 120,
"b": 205
},
"hsl": {
"h": 211.677,
"s": 64.659,
"l": 48.824
},
"oklch": {
"l": 0.56998,
"c": 0.15042,
"h": 254
},
"luminance": 0.18376
}Semantic roles & 50–950 ramp
primary
#2C78CD
secondary
#D1AD84
accent
#9940E8
background
#F8F9FD
surface
#EFF2FB
border
#CACCD4
text
#0B0E15
muted
#7C7E83