#3974C5#3974C5

#3974C5 is a mid, vivid cyan. Relative luminance 0.174; OKLCH L 56.0% C 0.140 H 257.0°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3974C5
RGB	rgb(57, 116, 197)
HSL	hsl(215, 55%, 50%)
HSV	hsv(215, 71%, 77%)
CMYK	cmyk(71.1%, 41.1%, 0%, 22.7%)
CIE-LAB	lab(48.75, 8.09, -47.86)
CIE-LCH	lch(48.75, 48.54, 279.59°)
OKLab	oklab(56.03% -0.0315 -0.1366)
OKLCH	oklch(56.03% 0.14 257)
XYZ	xyz(18.0071, 17.3899, 55.2201)
Luminance	0.1739 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3974C5 #C58A39

analogous

#39BAC5 #3974C5 #4439C5

triadic

#3974C5 #C53974 #74C539

tetradic

#3974C5 #C539BA #C58A39 #39C544

square

#3974C5 #C539BA #C58A39 #39C544

split-complementary

#3974C5 #C54439 #BAC539

monochromatic

#1E3C66 #2B5896 #3974C5 #6895D3 #97B6E1

Accessibility & contrast

On white

4.69

#3974C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#3974C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3974C5

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3974C5	#FFFFFF	#000000	##FFFFFF
##3974C5	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7BC8

Deuteranopia (green-blind)

#376EC3

Tritanopia (blue-blind)

#008793

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3974c5;
/* rgb */ color: rgb(57, 116, 197);
/* oklch */ color: oklch(56.0% 0.140 257.0);

Tailwind

colors: {
  custom: {
    50: '#809bd7',
    500: '#3974c5',
    950: '#000000',
  },
}

SCSS

$custom: #3974c5;
$custom-light: #809bd7;
$custom-dark: #000000;

JSON

{
  "hex": "#3974c5",
  "rgb": {
    "r": 57,
    "g": 116,
    "b": 197
  },
  "hsl": {
    "h": 214.714,
    "s": 55.118,
    "l": 49.804
  },
  "oklch": {
    "l": 0.56032,
    "c": 0.14023,
    "h": 257
  },
  "luminance": 0.17392
}

Semantic roles & 50–950 ramp

primary

#3974C5

secondary

#CDB28D

accent

#A049DE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3974C5

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

Preview Lab → · Contrast checker → · Palette generator →