#3984D1#3984D1

#3984D1 is a mid, vivid cyan. Relative luminance 0.220; OKLCH L 60.3% C 0.139 H 251.7°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#3984D1
RGB	rgb(57, 132, 209)
HSL	hsl(210, 62%, 52%)
HSV	hsv(210, 73%, 82%)
CMYK	cmyk(72.7%, 36.8%, 0%, 18%)
CIE-LAB	lab(54.00, 2.66, -46.34)
CIE-LCH	lch(54.00, 46.42, 273.29°)
OKLab	oklab(60.34% -0.0435 -0.1319)
OKLCH	oklch(60.34% 0.139 251.7)
XYZ	xyz(21.4429, 21.9734, 63.4204)
Luminance	0.2198 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3984D1 #D18639

analogous

#39D0D1 #3984D1 #3A39D1

triadic

#3984D1 #D13984 #84D139

tetradic

#3984D1 #D139D0 #D18639 #39D13A

square

#3984D1 #D139D0 #D18639 #39D13A

split-complementary

#3984D1 #D13A39 #D0D139

monochromatic

#1B4775 #2766A6 #3984D1 #6BA3DD #9CC2E8

Accessibility & contrast

On white

3.89

#3984D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#3984D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3984D1

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3984D1	#FFFFFF	#000000	##000000
##3984D1	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6189D4

Deuteranopia (green-blind)

#4A7BCF

Tritanopia (blue-blind)

#0096A0

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3984d1;
/* rgb */ color: rgb(57, 132, 209);
/* oklch */ color: oklch(60.3% 0.139 251.7);

Tailwind

colors: {
  custom: {
    50: '#82a7df',
    500: '#3984d1',
    950: '#000000',
  },
}

SCSS

$custom: #3984d1;
$custom-light: #82a7df;
$custom-dark: #000000;

JSON

{
  "hex": "#3984d1",
  "rgb": {
    "r": 57,
    "g": 132,
    "b": 209
  },
  "hsl": {
    "h": 210.395,
    "s": 62.295,
    "l": 52.157
  },
  "oklch": {
    "l": 0.60339,
    "c": 0.13892,
    "h": 251.7
  },
  "luminance": 0.21976
}

Semantic roles & 50–950 ramp

primary

#3984D1

secondary

#D4B392

accent

#9542E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3984D1

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

Preview Lab → · Contrast checker → · Palette generator →