#3983C4#3983C4

#3983C4 is a mid, vivid cyan. Relative luminance 0.211; OKLCH L 59.4% C 0.124 H 248.1°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#3983C4
RGB	rgb(57, 131, 196)
HSL	hsl(208, 55%, 50%)
HSV	hsv(208, 71%, 77%)
CMYK	cmyk(70.9%, 33.2%, 0%, 23.1%)
CIE-LAB	lab(53.04, -1.38, -40.47)
CIE-LCH	lch(53.04, 40.50, 268.05°)
OKLab	oklab(59.37% -0.0461 -0.1148)
OKLCH	oklch(59.37% 0.124 248.1)
XYZ	xyz(19.7637, 21.0858, 55.2422)
Luminance	0.2109 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3983C4 #C47A39

analogous

#39C4C0 #3983C4 #393DC4

triadic

#3983C4 #C43983 #83C439

tetradic

#3983C4 #C039C4 #C47A39 #3DC439

square

#3983C4 #C039C4 #C47A39 #3DC439

split-complementary

#3983C4 #C4393D #C4C039

monochromatic

#1D4465 #2B6395 #3983C4 #67A1D3 #97BEE1

Accessibility & contrast

On white

4.02

#3983C4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#3983C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3983C4

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3983C4	#FFFFFF	#000000	##000000
##3983C4	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6686C7

Deuteranopia (green-blind)

#5279C3

Tritanopia (blue-blind)

#00929A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3983c4;
/* rgb */ color: rgb(57, 131, 196);
/* oklch */ color: oklch(59.4% 0.124 248.1);

Tailwind

colors: {
  custom: {
    50: '#80a6d6',
    500: '#3983c4',
    950: '#000000',
  },
}

SCSS

$custom: #3983c4;
$custom-light: #80a6d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3983c4",
  "rgb": {
    "r": 57,
    "g": 131,
    "b": 196
  },
  "hsl": {
    "h": 208.058,
    "s": 54.941,
    "l": 49.608
  },
  "oklch": {
    "l": 0.59372,
    "c": 0.1237,
    "h": 248.1
  },
  "luminance": 0.21088
}

Semantic roles & 50–950 ramp

primary

#3983C4

secondary

#CCAA8D

accent

#8F4ADE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B0F14

muted

#7C7F83

Preview Lab

Preview with #3983C4

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

Preview Lab → · Contrast checker → · Palette generator →