#3982DD#3982DD

#3982DD is a mid, vivid cyan. Relative luminance 0.221; OKLCH L 60.6% C 0.156 H 255.6°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#3982DD
RGB	rgb(57, 130, 221)
HSL	hsl(213, 71%, 55%)
HSV	hsv(213, 74%, 87%)
CMYK	cmyk(74.2%, 41.2%, 0%, 13.3%)
CIE-LAB	lab(54.08, 8.21, -52.97)
CIE-LCH	lch(54.08, 53.60, 278.81°)
OKLab	oklab(60.62% -0.039 -0.1514)
OKLCH	oklch(60.62% 0.156 255.6)
XYZ	xyz(22.7163, 22.0530, 71.4520)
Luminance	0.2206 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3982DD #DD9439

analogous

#39D4DD #3982DD #4239DD

triadic

#3982DD #DD3982 #82DD39

tetradic

#3982DD #DD39D4 #DD9439 #39DD42

square

#3982DD #DD39D4 #DD9439 #39DD42

split-complementary

#3982DD #DD4239 #D4DD39

monochromatic

#174885 #2064B9 #3982DD #6DA3E6 #A1C4EF

Accessibility & contrast

On white

3.88

#3982DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#3982DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3982DD

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3982DD	#FFFFFF	#000000	##000000
##3982DD	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5689E1

Deuteranopia (green-blind)

#3A7ADB

Tritanopia (blue-blind)

#0097A5

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3982dd;
/* rgb */ color: rgb(57, 130, 221);
/* oklch */ color: oklch(60.6% 0.156 255.6);

Tailwind

colors: {
  custom: {
    50: '#84a5e8',
    500: '#3982dd',
    950: '#000000',
  },
}

SCSS

$custom: #3982dd;
$custom-light: #84a5e8;
$custom-dark: #000000;

JSON

{
  "hex": "#3982dd",
  "rgb": {
    "r": 57,
    "g": 130,
    "b": 221
  },
  "hsl": {
    "h": 213.293,
    "s": 70.69,
    "l": 54.51
  },
  "oklch": {
    "l": 0.60617,
    "c": 0.15633,
    "h": 255.6
  },
  "luminance": 0.22056
}

Semantic roles & 50–950 ramp

primary

#3982DD

secondary

#DCBD96

accent

#9E3AED

background

#F8FAFE

surface

#F0F4FD

border

#CBCED5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #3982DD

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

Preview Lab → · Contrast checker → · Palette generator →