#3980D1#3980D1

#3980D1 is a mid, vivid cyan. Relative luminance 0.209; OKLCH L 59.4% C 0.143 H 253.8°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#3980D1
RGB	rgb(57, 128, 209)
HSL	hsl(212, 62%, 52%)
HSV	hsv(212, 73%, 82%)
CMYK	cmyk(72.7%, 38.8%, 0%, 18%)
CIE-LAB	lab(52.85, 5.08, -48.16)
CIE-LCH	lch(52.85, 48.43, 276.02°)
OKLab	oklab(59.44% -0.0399 -0.1373)
OKLCH	oklch(59.44% 0.143 253.8)
XYZ	xyz(20.9109, 20.9093, 63.2431)
Luminance	0.2091 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3980D1 #D18A39

analogous

#39CCD1 #3980D1 #3E39D1

triadic

#3980D1 #D13980 #80D139

tetradic

#3980D1 #D139CC #D18A39 #39D13E

square

#3980D1 #D139CC #D18A39 #39D13E

split-complementary

#3980D1 #D13E39 #CCD139

monochromatic

#1B4575 #2762A6 #3980D1 #6BA0DD #9CC0E8

Accessibility & contrast

On white

4.05

#3980D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#3980D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3980D1

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3980D1	#FFFFFF	#000000	##000000
##3980D1	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A86D4

Deuteranopia (green-blind)

#4378CF

Tritanopia (blue-blind)

#00939E

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3980d1;
/* rgb */ color: rgb(57, 128, 209);
/* oklch */ color: oklch(59.4% 0.143 253.8);

Tailwind

colors: {
  custom: {
    50: '#82a4df',
    500: '#3980d1',
    950: '#000000',
  },
}

SCSS

$custom: #3980d1;
$custom-light: #82a4df;
$custom-dark: #000000;

JSON

{
  "hex": "#3980d1",
  "rgb": {
    "r": 57,
    "g": 128,
    "b": 209
  },
  "hsl": {
    "h": 211.974,
    "s": 62.295,
    "l": 52.157
  },
  "oklch": {
    "l": 0.59441,
    "c": 0.143,
    "h": 253.8
  },
  "luminance": 0.20912
}

Semantic roles & 50–950 ramp

primary

#3980D1

secondary

#D4B592

accent

#9942E5

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3980D1

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

Preview Lab → · Contrast checker → · Palette generator →