#3982CC#3982CC

#3982CC is a mid, vivid cyan. Relative luminance 0.212; OKLCH L 59.6% C 0.135 H 251.4°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#3982CC
RGB	rgb(57, 130, 204)
HSL	hsl(210, 59%, 51%)
HSV	hsv(210, 72%, 80%)
CMYK	cmyk(72.1%, 36.3%, 0%, 20%)
CIE-LAB	lab(53.16, 2.07, -44.84)
CIE-LCH	lch(53.16, 44.89, 272.64°)
OKLab	oklab(59.6% -0.043 -0.1276)
OKLCH	oklch(59.6% 0.135 251.4)
XYZ	xyz(20.5650, 21.1925, 60.1218)
Luminance	0.2119 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3982CC #CC8339

analogous

#39CBCC #3982CC #3939CC

triadic

#3982CC #CC3982 #82CC39

tetradic

#3982CC #CC39CB #CC8339 #39CC39

square

#3982CC #CC39CB #CC8339 #39CC39

split-complementary

#3982CC #CC3939 #CBCC39

monochromatic

#1C456E #29639F #3982CC #6AA1D9 #9ABFE5

Accessibility & contrast

On white

4.01

#3982CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#3982CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3982CC

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3982CC	#FFFFFF	#000000	##000000
##3982CC	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6086CF

Deuteranopia (green-blind)

#4B79CB

Tritanopia (blue-blind)

#00939D

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3982cc;
/* rgb */ color: rgb(57, 130, 204);
/* oklch */ color: oklch(59.6% 0.135 251.4);

Tailwind

colors: {
  custom: {
    50: '#81a5dc',
    500: '#3982cc',
    950: '#000000',
  },
}

SCSS

$custom: #3982cc;
$custom-light: #81a5dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3982cc",
  "rgb": {
    "r": 57,
    "g": 130,
    "b": 204
  },
  "hsl": {
    "h": 210.204,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.59596,
    "c": 0.1346,
    "h": 251.4
  },
  "luminance": 0.21195
}

Semantic roles & 50–950 ramp

primary

#3982CC

secondary

#D1B190

accent

#9446E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3982CC

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

Preview Lab → · Contrast checker → · Palette generator →