#3975C4#3975C4

#3975C4 is a mid, vivid cyan. Relative luminance 0.176; OKLCH L 56.2% C 0.138 H 256.3°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#3975C4
RGB	rgb(57, 117, 196)
HSL	hsl(214, 55%, 50%)
HSV	hsv(214, 71%, 77%)
CMYK	cmyk(70.9%, 40.3%, 0%, 23.1%)
CIE-LAB	lab(48.98, 7.10, -46.92)
CIE-LCH	lch(48.98, 47.45, 278.61°)
OKLab	oklab(56.19% -0.0327 -0.1338)
OKLCH	oklch(56.19% 0.138 256.3)
XYZ	xyz(18.0088, 17.5760, 54.6573)
Luminance	0.1758 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3975C4 #C48839

analogous

#39BBC4 #3975C4 #4339C4

triadic

#3975C4 #C43975 #75C439

tetradic

#3975C4 #C439BB #C48839 #39C443

square

#3975C4 #C439BB #C48839 #39C443

split-complementary

#3975C4 #C44339 #BBC439

monochromatic

#1D3C65 #2B5995 #3975C4 #6796D3 #97B7E1

Accessibility & contrast

On white

4.65

#3975C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#3975C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3975C4

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3975C4	#FFFFFF	#000000	##FFFFFF
##3975C4	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#507BC7

Deuteranopia (green-blind)

#3A6EC2

Tritanopia (blue-blind)

#008793

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3975c4;
/* rgb */ color: rgb(57, 117, 196);
/* oklch */ color: oklch(56.2% 0.138 256.3);

Tailwind

colors: {
  custom: {
    50: '#809cd6',
    500: '#3975c4',
    950: '#000000',
  },
}

SCSS

$custom: #3975c4;
$custom-light: #809cd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3975c4",
  "rgb": {
    "r": 57,
    "g": 117,
    "b": 196
  },
  "hsl": {
    "h": 214.101,
    "s": 54.941,
    "l": 49.608
  },
  "oklch": {
    "l": 0.56192,
    "c": 0.13779,
    "h": 256.3
  },
  "luminance": 0.17578
}

Semantic roles & 50–950 ramp

primary

#3975C4

secondary

#CCB18D

accent

#9E4ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3975C4

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

Preview Lab → · Contrast checker → · Palette generator →