#3FA3CF#3FA3CF
#3FA3CF is a light, moderate cyan. Relative luminance 0.318; OKLCH L 67.6% C 0.112 H 230.8°. Best body text is #000000 at 7.35:1 contrast (WCAG AA passes).
Color values
| HEX | #3FA3CF |
|---|---|
| RGB | rgb(63, 163, 207) |
| HSL | hsl(198, 60%, 53%) |
| HSV | hsv(198, 70%, 81%) |
| CMYK | cmyk(69.6%, 21.3%, 0%, 18.8%) |
| CIE-LAB | lab(63.14, -14.86, -30.88) |
| CIE-LCH | lch(63.14, 34.27, 244.30°) |
| OKLab | oklab(67.58% -0.0707 -0.0866) |
| OKLCH | oklch(67.58% 0.112 230.8) |
| XYZ | xyz(26.4051, 31.7532, 63.7568) |
| Luminance | 0.3176 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Greyblue
#77A1B5
ΔE00 7.77
Deepskyblue
#00BFFF
ΔE00 8.50
Azure (survey)
#069AF3
ΔE00 8.61
Bluegrey
#85A3B2
ΔE00 10.45
Turquoise Blue
#06B1C4
ΔE00 10.69
Water Blue
#0E87CC
ΔE00 10.76
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3FA3CF #CF6B3F
analogous
#3FCFB3 #3FA3CF #3F5BCF
triadic
#3FA3CF #CF3FA3 #A3CF3F
tetradic
#3FA3CF #B33FCF #CF6B3F #5BCF3F
square
#3FA3CF #B33FCF #CF6B3F #5BCF3F
split-complementary
#3FA3CF #CF3F5B #CFB33F
monochromatic
#1E5B76 #2A81A7 #3FA3CF #70BADB #A1D2E7
Accessibility & contrast
On white
2.86
#3FA3CF on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.35
#3FA3CF on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #3FA3CF
7.35:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3FA3CF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3FA3CF | 1.00 | 2.86 | 7.35 | 7.35 |
| #FFFFFF | 2.86 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.35 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.35 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#8DA1D1
Deuteranopia (green-blind)
#7993CE
Tritanopia (blue-blind)
#00AFB2
Achromatopsia (no color)
#999999
Design tokens & code
CSS
--color: #3fa3cf; /* rgb */ color: rgb(63, 163, 207); /* oklch */ color: oklch(67.6% 0.112 230.8);
Tailwind
colors: {
custom: {
50: '#85bedd',
500: '#3fa3cf',
950: '#000000',
},
}SCSS
$custom: #3fa3cf; $custom-light: #85bedd; $custom-dark: #000000;
JSON
{
"hex": "#3fa3cf",
"rgb": {
"r": 63,
"g": 163,
"b": 207
},
"hsl": {
"h": 198.333,
"s": 60,
"l": 52.941
},
"oklch": {
"l": 0.67585,
"c": 0.1118,
"h": 230.8
},
"luminance": 0.31756
}Semantic roles & 50–950 ramp
primary
#3FA3CF
secondary
#D4A996
accent
#7545E3
background
#F8FBFD
surface
#F0F6FB
border
#CBD0D4
text
#0C1215
muted
#7D8183