#3972C0#3972C0

#3972C0 is a mid, vivid cyan. Relative luminance 0.167; OKLCH L 55.3% C 0.136 H 256.9°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#3972C0
RGB	rgb(57, 114, 192)
HSL	hsl(215, 54%, 49%)
HSV	hsv(215, 70%, 75%)
CMYK	cmyk(70.3%, 40.6%, 0%, 24.7%)
CIE-LAB	lab(47.89, 7.51, -46.35)
CIE-LCH	lch(47.89, 46.96, 279.20°)
OKLab	oklab(55.27% -0.0308 -0.1322)
OKLCH	oklch(55.27% 0.136 256.9)
XYZ	xyz(17.2156, 16.7084, 52.1767)
Luminance	0.1671 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3972C0 #C08739

analogous

#39B6C0 #3972C0 #4439C0

triadic

#3972C0 #C03972 #72C039

tetradic

#3972C0 #C039B6 #C08739 #39C044

square

#3972C0 #C039B6 #C08739 #39C044

split-complementary

#3972C0 #C04439 #B6C039

monochromatic

#1D3A62 #2B5691 #3972C0 #6593D1 #94B4DF

Accessibility & contrast

On white

4.84

#3972C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#3972C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3972C0

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3972C0	#FFFFFF	#000000	##FFFFFF
##3972C0	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E78C3

Deuteranopia (green-blind)

#386CBE

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3972c0;
/* rgb */ color: rgb(57, 114, 192);
/* oklch */ color: oklch(55.3% 0.136 256.9);

Tailwind

colors: {
  custom: {
    50: '#7f9ad3',
    500: '#3972c0',
    950: '#000000',
  },
}

SCSS

$custom: #3972c0;
$custom-light: #7f9ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#3972c0",
  "rgb": {
    "r": 57,
    "g": 114,
    "b": 192
  },
  "hsl": {
    "h": 214.667,
    "s": 54.217,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55274,
    "c": 0.13576,
    "h": 256.9
  },
  "luminance": 0.1671
}

Semantic roles & 50–950 ramp

primary

#3972C0

secondary

#CBAF8A

accent

#9F4ADE

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3972C0

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

Preview Lab → · Contrast checker → · Palette generator →