#3F84D1#3F84D1

#3F84D1 is a mid, vivid cyan. Relative luminance 0.222; OKLCH L 60.5% C 0.137 H 253.1°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#3F84D1
RGB	rgb(63, 132, 209)
HSL	hsl(212, 61%, 53%)
HSV	hsv(212, 70%, 82%)
CMYK	cmyk(69.9%, 36.8%, 0%, 18%)
CIE-LAB	lab(54.20, 3.52, -46.01)
CIE-LCH	lch(54.20, 46.15, 274.37°)
OKLab	oklab(60.55% -0.0397 -0.1309)
OKLCH	oklch(60.55% 0.137 253.1)
XYZ	xyz(21.8055, 22.1604, 63.4374)
Luminance	0.2216 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F84D1 #D18C3F

analogous

#3FCDD1 #3F84D1 #433FD1

triadic

#3F84D1 #D13F84 #84D13F

tetradic

#3F84D1 #D13FCD #D18C3F #3FD143

square

#3F84D1 #D13FCD #D18C3F #3FD143

split-complementary

#3F84D1 #D1433F #CDD13F

monochromatic

#1D4879 #2966AA #3F84D1 #70A4DD #A2C3E9

Accessibility & contrast

On white

3.87

#3F84D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#3F84D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F84D1

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F84D1	#FFFFFF	#000000	##000000
##3F84D1	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6189D4

Deuteranopia (green-blind)

#4C7BCF

Tritanopia (blue-blind)

#0096A0

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3f84d1;
/* rgb */ color: rgb(63, 132, 209);
/* oklch */ color: oklch(60.5% 0.137 253.1);

Tailwind

colors: {
  custom: {
    50: '#85a7df',
    500: '#3f84d1',
    950: '#000000',
  },
}

SCSS

$custom: #3f84d1;
$custom-light: #85a7df;
$custom-dark: #000000;

JSON

{
  "hex": "#3f84d1",
  "rgb": {
    "r": 63,
    "g": 132,
    "b": 209
  },
  "hsl": {
    "h": 211.644,
    "s": 61.345,
    "l": 53.333
  },
  "oklch": {
    "l": 0.60549,
    "c": 0.13678,
    "h": 253.1
  },
  "luminance": 0.22163
}

Semantic roles & 50–950 ramp

primary

#3F84D1

secondary

#D5B897

accent

#9843E4

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F84D1

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

Preview Lab → · Contrast checker → · Palette generator →