#3F82D1#3F82D1

#3F82D1 is a mid, vivid cyan. Relative luminance 0.216; OKLCH L 60.1% C 0.139 H 254.2°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#3F82D1
RGB	rgb(63, 130, 209)
HSL	hsl(212, 61%, 53%)
HSV	hsv(212, 70%, 82%)
CMYK	cmyk(69.9%, 37.8%, 0%, 18%)
CIE-LAB	lab(53.62, 4.72, -46.92)
CIE-LCH	lch(53.62, 47.16, 275.74°)
OKLab	oklab(60.1% -0.0378 -0.1336)
OKLCH	oklch(60.1% 0.139 254.2)
XYZ	xyz(21.5369, 21.6232, 63.3479)
Luminance	0.2162 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F82D1 #D18E3F

analogous

#3FCBD1 #3F82D1 #453FD1

triadic

#3F82D1 #D13F82 #82D13F

tetradic

#3F82D1 #D13FCB #D18E3F #3FD145

square

#3F82D1 #D13FCB #D18E3F #3FD145

split-complementary

#3F82D1 #D1453F #CBD13F

monochromatic

#1D4779 #2964AA #3F82D1 #70A2DD #A2C2E9

Accessibility & contrast

On white

3.94

#3F82D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#3F82D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F82D1

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F82D1	#FFFFFF	#000000	##000000
##3F82D1	1.00	3.94	5.32	5.32
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E88D4

Deuteranopia (green-blind)

#487ACF

Tritanopia (blue-blind)

#00949F

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3f82d1;
/* rgb */ color: rgb(63, 130, 209);
/* oklch */ color: oklch(60.1% 0.139 254.2);

Tailwind

colors: {
  custom: {
    50: '#85a5df',
    500: '#3f82d1',
    950: '#000000',
  },
}

SCSS

$custom: #3f82d1;
$custom-light: #85a5df;
$custom-dark: #000000;

JSON

{
  "hex": "#3f82d1",
  "rgb": {
    "r": 63,
    "g": 130,
    "b": 209
  },
  "hsl": {
    "h": 212.466,
    "s": 61.345,
    "l": 53.333
  },
  "oklch": {
    "l": 0.60103,
    "c": 0.13882,
    "h": 254.2
  },
  "luminance": 0.21625
}

Semantic roles & 50–950 ramp

primary

#3F82D1

secondary

#D5B897

accent

#9B43E4

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F82D1

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

Preview Lab → · Contrast checker → · Palette generator →