#3F87D6#3F87D6

#3F87D6 is a mid, vivid cyan. Relative luminance 0.232; OKLCH L 61.5% C 0.140 H 252.9°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#3F87D6
RGB	rgb(63, 135, 214)
HSL	hsl(211, 65%, 54%)
HSV	hsv(211, 71%, 84%)
CMYK	cmyk(70.6%, 36.9%, 0%, 16.1%)
CIE-LAB	lab(55.32, 3.49, -47.06)
CIE-LCH	lch(55.32, 47.19, 274.24°)
OKLab	oklab(61.51% -0.0413 -0.1339)
OKLCH	oklch(61.51% 0.14 252.9)
XYZ	xyz(22.8470, 23.2373, 66.8864)
Luminance	0.2324 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F87D6 #D68E3F

analogous

#3FD2D6 #3F87D6 #433FD6

triadic

#3F87D6 #D63F87 #87D63F

tetradic

#3F87D6 #D63FD2 #D68E3F #3FD643

square

#3F87D6 #D63FD2 #D68E3F #3FD643

split-complementary

#3F87D6 #D6433F #D2D63F

monochromatic

#1B4B7F #2669B2 #3F87D6 #71A7E1 #A4C6EC

Accessibility & contrast

On white

3.72

#3F87D6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#3F87D6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F87D6

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F87D6	#FFFFFF	#000000	##000000
##3F87D6	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#638CD9

Deuteranopia (green-blind)

#4D7ED4

Tritanopia (blue-blind)

#009AA4

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3f87d6;
/* rgb */ color: rgb(63, 135, 214);
/* oklch */ color: oklch(61.5% 0.140 252.9);

Tailwind

colors: {
  custom: {
    50: '#85a9e3',
    500: '#3f87d6',
    950: '#000000',
  },
}

SCSS

$custom: #3f87d6;
$custom-light: #85a9e3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f87d6",
  "rgb": {
    "r": 63,
    "g": 135,
    "b": 214
  },
  "hsl": {
    "h": 211.391,
    "s": 64.807,
    "l": 54.314
  },
  "oklch": {
    "l": 0.61509,
    "c": 0.14013,
    "h": 252.9
  },
  "luminance": 0.2324
}

Semantic roles & 50–950 ramp

primary

#3F87D6

secondary

#D8BA98

accent

#9840E8

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F87D6

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

Preview Lab → · Contrast checker → · Palette generator →