#3F82D5#3F82D5

#3F82D5 is a mid, vivid cyan. Relative luminance 0.218; OKLCH L 60.3% C 0.144 H 255.2°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#3F82D5
RGB	rgb(63, 130, 213)
HSL	hsl(213, 64%, 54%)
HSV	hsv(213, 70%, 84%)
CMYK	cmyk(70.4%, 39%, 0%, 16.5%)
CIE-LAB	lab(53.84, 6.14, -48.84)
CIE-LCH	lch(53.84, 49.22, 277.17°)
OKLab	oklab(60.34% -0.0368 -0.1392)
OKLCH	oklch(60.34% 0.144 255.2)
XYZ	xyz(22.0384, 21.8238, 65.9888)
Luminance	0.2183 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F82D5 #D5923F

analogous

#3FCDD5 #3F82D5 #473FD5

triadic

#3F82D5 #D53F82 #82D53F

tetradic

#3F82D5 #D53FCD #D5923F #3FD547

square

#3F82D5 #D53FCD #D5923F #3FD547

split-complementary

#3F82D5 #D5473F #CDD53F

monochromatic

#1C487E #2764B0 #3F82D5 #71A3E0 #A3C3EB

Accessibility & contrast

On white

3.91

#3F82D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#3F82D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F82D5

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F82D5	#FFFFFF	#000000	##000000
##3F82D5	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C88D8

Deuteranopia (green-blind)

#457AD3

Tritanopia (blue-blind)

#0095A1

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3f82d5;
/* rgb */ color: rgb(63, 130, 213);
/* oklch */ color: oklch(60.3% 0.144 255.2);

Tailwind

colors: {
  custom: {
    50: '#85a5e2',
    500: '#3f82d5',
    950: '#000000',
  },
}

SCSS

$custom: #3f82d5;
$custom-light: #85a5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f82d5",
  "rgb": {
    "r": 63,
    "g": 130,
    "b": 213
  },
  "hsl": {
    "h": 213.2,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.6034,
    "c": 0.144,
    "h": 255.2
  },
  "luminance": 0.21826
}

Semantic roles & 50–950 ramp

primary

#3F82D5

secondary

#D8BB98

accent

#9D41E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F82D5

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

Preview Lab → · Contrast checker → · Palette generator →