#3F7FD6#3F7FD6

#3F7FD6 is a mid, vivid cyan. Relative luminance 0.211; OKLCH L 59.7% C 0.149 H 256.8°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#3F7FD6
RGB	rgb(63, 127, 214)
HSL	hsl(215, 65%, 54%)
HSV	hsv(215, 71%, 84%)
CMYK	cmyk(70.6%, 40.7%, 0%, 16.1%)
CIE-LAB	lab(53.05, 8.32, -50.67)
CIE-LCH	lch(53.05, 51.35, 279.33°)
OKLab	oklab(59.74% -0.0338 -0.1446)
OKLCH	oklch(59.74% 0.149 256.8)
XYZ	xyz(21.7724, 21.0882, 66.5283)
Luminance	0.2109 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7FD6 #D6963F

analogous

#3FCAD6 #3F7FD6 #4B3FD6

triadic

#3F7FD6 #D63F7F #7FD63F

tetradic

#3F7FD6 #D63FCA #D6963F #3FD64B

square

#3F7FD6 #D63FCA #D6963F #3FD64B

split-complementary

#3F7FD6 #D64B3F #CAD63F

monochromatic

#1B467F #2661B2 #3F7FD6 #71A1E1 #A4C2EC

Accessibility & contrast

On white

4.02

#3F7FD6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#3F7FD6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F7FD6

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7FD6	#FFFFFF	#000000	##000000
##3F7FD6	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5686D9

Deuteranopia (green-blind)

#3E78D4

Tritanopia (blue-blind)

#0093A0

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3f7fd6;
/* rgb */ color: rgb(63, 127, 214);
/* oklch */ color: oklch(59.7% 0.149 256.8);

Tailwind

colors: {
  custom: {
    50: '#85a3e3',
    500: '#3f7fd6',
    950: '#000000',
  },
}

SCSS

$custom: #3f7fd6;
$custom-light: #85a3e3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7fd6",
  "rgb": {
    "r": 63,
    "g": 127,
    "b": 214
  },
  "hsl": {
    "h": 214.57,
    "s": 64.807,
    "l": 54.314
  },
  "oklch": {
    "l": 0.5974,
    "c": 0.14852,
    "h": 256.8
  },
  "luminance": 0.21091
}

Semantic roles & 50–950 ramp

primary

#3F7FD6

secondary

#D8BD98

accent

#A140E8

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F7FD6

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →