#3F89D6#3F89D6

#3F89D6 is a mid, vivid cyan. Relative luminance 0.238; OKLCH L 62.0% C 0.138 H 251.8°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#3F89D6
RGB	rgb(63, 137, 214)
HSL	hsl(211, 65%, 54%)
HSV	hsv(211, 71%, 84%)
CMYK	cmyk(70.6%, 36%, 0%, 16.1%)
CIE-LAB	lab(55.89, 2.30, -46.15)
CIE-LCH	lch(55.89, 46.21, 272.85°)
OKLab	oklab(61.96% -0.0432 -0.1312)
OKLCH	oklch(61.96% 0.138 251.8)
XYZ	xyz(23.1286, 23.8006, 66.9803)
Luminance	0.2380 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F89D6 #D68C3F

analogous

#3FD5D6 #3F89D6 #413FD6

triadic

#3F89D6 #D63F89 #89D63F

tetradic

#3F89D6 #D63FD5 #D68C3F #3FD641

square

#3F89D6 #D63FD5 #D68C3F #3FD641

split-complementary

#3F89D6 #D6413F #D5D63F

monochromatic

#1B4C7F #266BB2 #3F89D6 #71A8E1 #A4C7EC

Accessibility & contrast

On white

3.65

#3F89D6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#3F89D6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F89D6

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F89D6	#FFFFFF	#000000	##000000
##3F89D6	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#668ED9

Deuteranopia (green-blind)

#507FD4

Tritanopia (blue-blind)

#009BA5

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3f89d6;
/* rgb */ color: rgb(63, 137, 214);
/* oklch */ color: oklch(62.0% 0.138 251.8);

Tailwind

colors: {
  custom: {
    50: '#85abe3',
    500: '#3f89d6',
    950: '#000000',
  },
}

SCSS

$custom: #3f89d6;
$custom-light: #85abe3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f89d6",
  "rgb": {
    "r": 63,
    "g": 137,
    "b": 214
  },
  "hsl": {
    "h": 210.596,
    "s": 64.807,
    "l": 54.314
  },
  "oklch": {
    "l": 0.61956,
    "c": 0.13814,
    "h": 251.8
  },
  "luminance": 0.23803
}

Semantic roles & 50–950 ramp

primary

#3F89D6

secondary

#D8B998

accent

#9640E8

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3F89D6

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

Preview Lab → · Contrast checker → · Palette generator →