#3980C8#3980C8

#3980C8 is a mid, vivid cyan. Relative luminance 0.205; OKLCH L 58.9% C 0.132 H 251.3°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#3980C8
RGB	rgb(57, 128, 200)
HSL	hsl(210, 57%, 50%)
HSV	hsv(210, 72%, 78%)
CMYK	cmyk(71.5%, 36%, 0%, 21.6%)
CIE-LAB	lab(52.37, 1.84, -43.81)
CIE-LCH	lch(52.37, 43.85, 272.40°)
OKLab	oklab(58.91% -0.0421 -0.1246)
OKLCH	oklch(58.91% 0.132 251.3)
XYZ	xyz(19.8279, 20.4762, 57.5397)
Luminance	0.2048 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3980C8 #C88139

analogous

#39C7C8 #3980C8 #3939C8

triadic

#3980C8 #C83980 #80C839

tetradic

#3980C8 #C839C7 #C88139 #39C839

square

#3980C8 #C839C7 #C88139 #39C839

split-complementary

#3980C8 #C83939 #C7C839

monochromatic

#1D4369 #2B6299 #3980C8 #699FD5 #99BDE3

Accessibility & contrast

On white

4.12

#3980C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#3980C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3980C8

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3980C8	#FFFFFF	#000000	##000000
##3980C8	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F84CB

Deuteranopia (green-blind)

#4A77C7

Tritanopia (blue-blind)

#00919A

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #3980c8;
/* rgb */ color: rgb(57, 128, 200);
/* oklch */ color: oklch(58.9% 0.132 251.3);

Tailwind

colors: {
  custom: {
    50: '#81a4d9',
    500: '#3980c8',
    950: '#000000',
  },
}

SCSS

$custom: #3980c8;
$custom-light: #81a4d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3980c8",
  "rgb": {
    "r": 57,
    "g": 128,
    "b": 200
  },
  "hsl": {
    "h": 210.21,
    "s": 56.522,
    "l": 50.392
  },
  "oklch": {
    "l": 0.58911,
    "c": 0.13152,
    "h": 251.3
  },
  "luminance": 0.20478
}

Semantic roles & 50–950 ramp

primary

#3980C8

secondary

#CEAF8F

accent

#9448E0

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #3980C8

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

Preview Lab → · Contrast checker → · Palette generator →