#3976AD#3976AD

#3976AD is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 55.1% C 0.107 H 248.2°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3976AD
RGB	rgb(57, 118, 173)
HSL	hsl(208, 50%, 45%)
HSV	hsv(208, 67%, 68%)
CMYK	cmyk(67.1%, 31.8%, 0%, 32.2%)
CIE-LAB	lab(48.06, -1.75, -35.08)
CIE-LCH	lch(48.06, 35.13, 267.15°)
OKLab	oklab(55.08% -0.0397 -0.0992)
OKLCH	oklch(55.08% 0.107 248.2)
XYZ	xyz(15.7058, 16.8422, 41.9502)
Luminance	0.1684 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3976AD #AD7039

analogous

#39ADAA #3976AD #393CAD

triadic

#3976AD #AD3976 #76AD39

tetradic

#3976AD #AA39AD #AD7039 #3CAD39

square

#3976AD #AA39AD #AD7039 #3CAD39

split-complementary

#3976AD #AD393C #ADAA39

monochromatic

#1B3751 #2A577F #3976AD #5A94C9 #88B2D8

Accessibility & contrast

On white

4.81

#3976AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3976AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3976AD

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3976AD	#FFFFFF	#000000	##FFFFFF
##3976AD	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E78AF

Deuteranopia (green-blind)

#4E6DAC

Tritanopia (blue-blind)

#00838A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3976ad;
/* rgb */ color: rgb(57, 118, 173);
/* oklch */ color: oklch(55.1% 0.107 248.2);

Tailwind

colors: {
  custom: {
    50: '#7c9dc5',
    500: '#3976ad',
    950: '#000000',
  },
}

SCSS

$custom: #3976ad;
$custom-light: #7c9dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3976ad",
  "rgb": {
    "r": 57,
    "g": 118,
    "b": 173
  },
  "hsl": {
    "h": 208.448,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5508,
    "c": 0.10686,
    "h": 248.2
  },
  "luminance": 0.16844
}

Semantic roles & 50–950 ramp

primary

#3976AD

secondary

#C29F80

accent

#904EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3976AD

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

Preview Lab → · Contrast checker → · Palette generator →