#3F82D7#3F82D7

#3F82D7 is a mid, vivid cyan. Relative luminance 0.219; OKLCH L 60.5% C 0.147 H 255.6°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#3F82D7
RGB	rgb(63, 130, 215)
HSL	hsl(214, 66%, 55%)
HSV	hsv(214, 71%, 84%)
CMYK	cmyk(70.7%, 39.5%, 0%, 15.7%)
CIE-LAB	lab(53.95, 6.85, -49.79)
CIE-LCH	lch(53.95, 50.26, 277.84°)
OKLab	oklab(60.46% -0.0364 -0.142)
OKLCH	oklch(60.46% 0.147 255.6)
XYZ	xyz(22.2938, 21.9259, 67.3340)
Luminance	0.2193 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F82D7 #D7943F

analogous

#3FCED7 #3F82D7 #483FD7

triadic

#3F82D7 #D73F82 #82D73F

tetradic

#3F82D7 #D73FCE #D7943F #3FD748

square

#3F82D7 #D73FCE #D7943F #3FD748

split-complementary

#3F82D7 #D7483F #CED73F

monochromatic

#1B4881 #2564B3 #3F82D7 #72A3E2 #A4C4EC

Accessibility & contrast

On white

3.90

#3F82D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#3F82D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F82D7

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F82D7	#FFFFFF	#000000	##000000
##3F82D7	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A89DA

Deuteranopia (green-blind)

#437AD5

Tritanopia (blue-blind)

#0096A2

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3f82d7;
/* rgb */ color: rgb(63, 130, 215);
/* oklch */ color: oklch(60.5% 0.147 255.6);

Tailwind

colors: {
  custom: {
    50: '#86a5e4',
    500: '#3f82d7',
    950: '#000000',
  },
}

SCSS

$custom: #3f82d7;
$custom-light: #86a5e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f82d7",
  "rgb": {
    "r": 63,
    "g": 130,
    "b": 215
  },
  "hsl": {
    "h": 213.553,
    "s": 65.517,
    "l": 54.51
  },
  "oklch": {
    "l": 0.6046,
    "c": 0.14659,
    "h": 255.6
  },
  "luminance": 0.21928
}

Semantic roles & 50–950 ramp

primary

#3F82D7

secondary

#D9BD99

accent

#9E3FE8

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C0F15

muted

#7D7F84

Preview Lab

Preview with #3F82D7

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

Preview Lab → · Contrast checker → · Palette generator →