#3981DE#3981DE

#3981DE is a mid, vivid cyan. Relative luminance 0.218; OKLCH L 60.5% C 0.159 H 256.2°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#3981DE
RGB	rgb(57, 129, 222)
HSL	hsl(214, 71%, 55%)
HSV	hsv(214, 74%, 87%)
CMYK	cmyk(74.3%, 41.9%, 0%, 12.9%)
CIE-LAB	lab(53.86, 9.18, -53.89)
CIE-LCH	lch(53.86, 54.66, 279.67°)
OKLab	oklab(60.46% -0.0379 -0.1541)
OKLCH	oklch(60.46% 0.159 256.2)
XYZ	xyz(22.7176, 21.8417, 72.1117)
Luminance	0.2184 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3981DE #DE9639

analogous

#39D4DE #3981DE #4339DE

triadic

#3981DE #DE3981 #81DE39

tetradic

#3981DE #DE39D4 #DE9639 #39DE43

square

#3981DE #DE39D4 #DE9639 #39DE43

split-complementary

#3981DE #DE4339 #D4DE39

monochromatic

#164786 #1F63BB #3981DE #6DA2E7 #A2C4EF

Accessibility & contrast

On white

3.91

#3981DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#3981DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3981DE

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3981DE	#FFFFFF	#000000	##000000
##3981DE	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5489E2

Deuteranopia (green-blind)

#367ADC

Tritanopia (blue-blind)

#0097A5

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3981de;
/* rgb */ color: rgb(57, 129, 222);
/* oklch */ color: oklch(60.5% 0.159 256.2);

Tailwind

colors: {
  custom: {
    50: '#85a5e9',
    500: '#3981de',
    950: '#000000',
  },
}

SCSS

$custom: #3981de;
$custom-light: #85a5e9;
$custom-dark: #000000;

JSON

{
  "hex": "#3981de",
  "rgb": {
    "r": 57,
    "g": 129,
    "b": 222
  },
  "hsl": {
    "h": 213.818,
    "s": 71.429,
    "l": 54.706
  },
  "oklch": {
    "l": 0.60461,
    "c": 0.1587,
    "h": 256.2
  },
  "luminance": 0.21844
}

Semantic roles & 50–950 ramp

primary

#3981DE

secondary

#DCBE97

accent

#9F3AEE

background

#F8FAFE

surface

#F0F4FD

border

#CBCED5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #3981DE

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

Preview Lab → · Contrast checker → · Palette generator →