#3980D3#3980D3

#3980D3 is a mid, vivid cyan. Relative luminance 0.210; OKLCH L 59.6% C 0.146 H 254.3°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#3980D3
RGB	rgb(57, 128, 211)
HSL	hsl(212, 64%, 53%)
HSV	hsv(212, 73%, 83%)
CMYK	cmyk(73%, 39.3%, 0%, 17.3%)
CIE-LAB	lab(52.96, 5.80, -49.12)
CIE-LCH	lch(52.96, 49.46, 276.73°)
OKLab	oklab(59.56% -0.0394 -0.1401)
OKLCH	oklch(59.56% 0.146 254.3)
XYZ	xyz(21.1600, 21.0090, 64.5553)
Luminance	0.2101 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3980D3 #D38C39

analogous

#39CDD3 #3980D3 #3F39D3

triadic

#3980D3 #D33980 #80D339

tetradic

#3980D3 #D339CD #D38C39 #39D33F

square

#3980D3 #D339CD #D38C39 #39D33F

split-complementary

#3980D3 #D33F39 #CDD339

monochromatic

#1A4577 #2662A9 #3980D3 #6BA0DE #9DC0E9

Accessibility & contrast

On white

4.04

#3980D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#3980D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3980D3

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3980D3	#FFFFFF	#000000	##000000
##3980D3	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5986D6

Deuteranopia (green-blind)

#4178D1

Tritanopia (blue-blind)

#00939F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3980d3;
/* rgb */ color: rgb(57, 128, 211);
/* oklch */ color: oklch(59.6% 0.146 254.3);

Tailwind

colors: {
  custom: {
    50: '#83a4e1',
    500: '#3980d3',
    950: '#000000',
  },
}

SCSS

$custom: #3980d3;
$custom-light: #83a4e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3980d3",
  "rgb": {
    "r": 57,
    "g": 128,
    "b": 211
  },
  "hsl": {
    "h": 212.338,
    "s": 63.636,
    "l": 52.549
  },
  "oklch": {
    "l": 0.59562,
    "c": 0.14558,
    "h": 254.3
  },
  "luminance": 0.21011
}

Semantic roles & 50–950 ramp

primary

#3980D3

secondary

#D5B792

accent

#9A41E7

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3980D3

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

Preview Lab → · Contrast checker → · Palette generator →