#3F709D#3F709D
#3F709D is a mid, moderate cyan. Relative luminance 0.151; OKLCH L 53.1% C 0.089 H 247.9°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).
Color values
| HEX | #3F709D |
|---|---|
| RGB | rgb(63, 112, 157) |
| HSL | hsl(209, 43%, 43%) |
| HSV | hsv(209, 60%, 62%) |
| CMYK | cmyk(59.9%, 28.7%, 0%, 38.4%) |
| CIE-LAB | lab(45.74, -2.52, -29.33) |
| CIE-LCH | lch(45.74, 29.44, 265.08°) |
| OKLab | oklab(53.07% -0.0335 -0.0825) |
| OKLCH | oklch(53.07% 0.089 247.9) |
| XYZ | xyz(13.9277, 15.0782, 34.0682) |
| Luminance | 0.1508 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Muted Blue
#3B719F
ΔE00 0.83
Flat Blue
#3C73A8
ΔE00 1.75
Dull Blue
#49759C
ΔE00 2.25
Cadet Blue
#4E7496
ΔE00 2.96
Medium Blue
#2C6FBB
ΔE00 3.55
Mid Blue
#276AB3
ΔE00 3.62
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3F709D #9D6C3F
analogous
#3F9D9B #3F709D #3F419D
triadic
#3F709D #9D3F70 #709D3F
tetradic
#3F709D #9B3F9D #9D6C3F #419D3F
square
#3F709D #9B3F9D #9D6C3F #419D3F
split-complementary
#3F709D #9D3F41 #9D9B3F
monochromatic
#1C3246 #2D5171 #3F709D #5C8FBD #87ADCF
Accessibility & contrast
On white
5.23
#3F709D on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.02
#3F709D on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #3F709D
5.23:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3F709D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3F709D | 1.00 | 5.23 | 4.02 | 5.23 |
| #FFFFFF | 5.23 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.02 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.23 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5D719F
Deuteranopia (green-blind)
#50689C
Tritanopia (blue-blind)
#007B80
Achromatopsia (no color)
#6C6C6C
Design tokens & code
CSS
--color: #3f709d; /* rgb */ color: rgb(63, 112, 157); /* oklch */ color: oklch(53.1% 0.089 247.9);
Tailwind
colors: {
custom: {
50: '#7c98ba',
500: '#3f709d',
950: '#000000',
},
}SCSS
$custom: #3f709d; $custom-light: #7c98ba; $custom-dark: #000000;
JSON
{
"hex": "#3f709d",
"rgb": {
"r": 63,
"g": 112,
"b": 157
},
"hsl": {
"h": 208.723,
"s": 42.727,
"l": 43.137
},
"oklch": {
"l": 0.53071,
"c": 0.08902,
"h": 247.9
},
"luminance": 0.15079
}Semantic roles & 50–950 ramp
primary
#3F709D
secondary
#BA9B7E
accent
#9155D3
background
#F7F9FB
surface
#EEF2F6
border
#C9CCD0
text
#0A0D11
muted
#7C7E80