#21719F#21719F
#21719F is a mid, moderate cyan. Relative luminance 0.146; OKLCH L 52.3% C 0.104 H 239.1°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).
Color values
| HEX | #21719F |
|---|---|
| RGB | rgb(33, 113, 159) |
| HSL | hsl(202, 66%, 38%) |
| HSV | hsv(202, 79%, 62%) |
| CMYK | cmyk(79.2%, 28.9%, 0%, 37.6%) |
| CIE-LAB | lab(45.13, -7.29, -31.53) |
| CIE-LCH | lch(45.13, 32.37, 256.99°) |
| OKLab | oklab(52.34% -0.0533 -0.0892) |
| OKLCH | oklch(52.34% 0.104 239.1) |
| XYZ | xyz(12.7879, 14.6352, 34.9451) |
| Luminance | 0.1464 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Ocean Blue (survey)
#03719C
ΔE00 2.28
Muted Blue
#3B719F
ΔE00 3.31
Nice Blue
#107AB0
ΔE00 3.62
Peacock Blue
#016795
ΔE00 3.79
Cerulean
#007BA7
ΔE00 4.46
Flat Blue
#3C73A8
ΔE00 4.46
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#21719F #9F4F21
analogous
#219F8E #21719F #21329F
triadic
#21719F #9F2171 #719F21
tetradic
#21719F #8E219F #9F4F21 #329F21
square
#21719F #8E219F #9F4F21 #329F21
split-complementary
#21719F #9F2132 #9F8E21
monochromatic
#0C293A #164D6C #21719F #2C95D2 #5DAFDD
Accessibility & contrast
On white
5.35
#21719F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.93
#21719F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #21719F
5.35:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##21719F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##21719F | 1.00 | 5.35 | 3.93 | 5.35 |
| #FFFFFF | 5.35 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.93 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.35 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5B71A1
Deuteranopia (green-blind)
#4A669E
Tritanopia (blue-blind)
#007D81
Achromatopsia (no color)
#6B6B6B
Design tokens & code
CSS
--color: #21719f; /* rgb */ color: rgb(33, 113, 159); /* oklch */ color: oklch(52.3% 0.104 239.1);
Tailwind
colors: {
custom: {
50: '#7099bb',
500: '#21719f',
950: '#000000',
},
}SCSS
$custom: #21719f; $custom-light: #7099bb; $custom-dark: #000000;
JSON
{
"hex": "#21719f",
"rgb": {
"r": 33,
"g": 113,
"b": 159
},
"hsl": {
"h": 201.905,
"s": 65.625,
"l": 37.647
},
"oklch": {
"l": 0.52337,
"c": 0.10392,
"h": 239.1
},
"luminance": 0.14637
}Semantic roles & 50–950 ramp
primary
#21719F
secondary
#C2805A
accent
#7D3FE9
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090E12
muted
#7B7E81