#3983D1#3983D1

#3983D1 is a mid, vivid cyan. Relative luminance 0.217; OKLCH L 60.1% C 0.140 H 252.3°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#3983D1
RGB	rgb(57, 131, 209)
HSL	hsl(211, 62%, 52%)
HSV	hsv(211, 73%, 82%)
CMYK	cmyk(72.7%, 37.3%, 0%, 18%)
CIE-LAB	lab(53.71, 3.26, -46.80)
CIE-LCH	lch(53.71, 46.91, 273.99°)
OKLab	oklab(60.11% -0.0426 -0.1333)
OKLCH	oklch(60.11% 0.14 252.3)
XYZ	xyz(21.3080, 21.7035, 63.3754)
Luminance	0.2171 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3983D1 #D18739

analogous

#39CFD1 #3983D1 #3B39D1

triadic

#3983D1 #D13983 #83D139

tetradic

#3983D1 #D139CF #D18739 #39D13B

square

#3983D1 #D139CF #D18739 #39D13B

split-complementary

#3983D1 #D13B39 #CFD139

monochromatic

#1B4775 #2765A6 #3983D1 #6BA2DD #9CC1E8

Accessibility & contrast

On white

3.93

#3983D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#3983D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3983D1

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3983D1	#FFFFFF	#000000	##000000
##3983D1	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F88D4

Deuteranopia (green-blind)

#487ACF

Tritanopia (blue-blind)

#0095A0

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3983d1;
/* rgb */ color: rgb(57, 131, 209);
/* oklch */ color: oklch(60.1% 0.140 252.3);

Tailwind

colors: {
  custom: {
    50: '#82a6df',
    500: '#3983d1',
    950: '#000000',
  },
}

SCSS

$custom: #3983d1;
$custom-light: #82a6df;
$custom-dark: #000000;

JSON

{
  "hex": "#3983d1",
  "rgb": {
    "r": 57,
    "g": 131,
    "b": 209
  },
  "hsl": {
    "h": 210.789,
    "s": 62.295,
    "l": 52.157
  },
  "oklch": {
    "l": 0.60114,
    "c": 0.13992,
    "h": 252.3
  },
  "luminance": 0.21706
}

Semantic roles & 50–950 ramp

primary

#3983D1

secondary

#D4B492

accent

#9642E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3983D1

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

Preview Lab → · Contrast checker → · Palette generator →