#3976AC#3976AC

#3976AC is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 55.0% C 0.106 H 247.8°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3976AC
RGB	rgb(57, 118, 172)
HSL	hsl(208, 50%, 45%)
HSV	hsv(208, 67%, 67%)
CMYK	cmyk(66.9%, 31.4%, 0%, 32.5%)
CIE-LAB	lab(48.01, -2.10, -34.58)
CIE-LCH	lch(48.01, 34.64, 266.52°)
OKLab	oklab(55.03% -0.04 -0.0977)
OKLCH	oklch(55.03% 0.106 247.8)
XYZ	xyz(15.6094, 16.8037, 41.4425)
Luminance	0.1681 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3976AC #AC6F39

analogous

#39ACA8 #3976AC #393DAC

triadic

#3976AC #AC3976 #76AC39

tetradic

#3976AC #A839AC #AC6F39 #3DAC39

square

#3976AC #A839AC #AC6F39 #3DAC39

split-complementary

#3976AC #AC393D #ACA839

monochromatic

#1B3750 #2A567E #3976AC #5A94C8 #88B2D8

Accessibility & contrast

On white

4.82

#3976AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3976AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3976AC

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3976AC	#FFFFFF	#000000	##FFFFFF
##3976AC	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E78AE

Deuteranopia (green-blind)

#4E6DAB

Tritanopia (blue-blind)

#008389

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3976ac;
/* rgb */ color: rgb(57, 118, 172);
/* oklch */ color: oklch(55.0% 0.106 247.8);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#3976ac",
  "rgb": {
    "r": 57,
    "g": 118,
    "b": 172
  },
  "hsl": {
    "h": 208.174,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.55026,
    "c": 0.10561,
    "h": 247.8
  },
  "luminance": 0.16805
}

Semantic roles & 50–950 ramp

primary

#3976AC

secondary

#C29E7F

accent

#904EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3976AC

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

Preview Lab → · Contrast checker → · Palette generator →