#3F72AE#3F72AE

#3F72AE is a mid, moderate cyan. Relative luminance 0.161; OKLCH L 54.5% C 0.109 H 253.7°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#3F72AE
RGB	rgb(63, 114, 174)
HSL	hsl(212, 47%, 46%)
HSV	hsv(212, 64%, 68%)
CMYK	cmyk(63.8%, 34.5%, 0%, 31.8%)
CIE-LAB	lab(47.17, 2.10, -37.06)
CIE-LCH	lch(47.17, 37.12, 273.25°)
OKLab	oklab(54.46% -0.0306 -0.1049)
OKLCH	oklch(54.46% 0.109 253.7)
XYZ	xyz(15.7044, 16.1459, 42.3250)
Luminance	0.1615 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F72AE #AE7B3F

analogous

#3FAAAE #3F72AE #443FAE

triadic

#3F72AE #AE3F72 #72AE3F

tetradic

#3F72AE #AE3FAA #AE7B3F #3FAE44

square

#3F72AE #AE3FAA #AE7B3F #3FAE44

split-complementary

#3F72AE #AE443F #AAAE3F

monochromatic

#1E3754 #2F5581 #3F72AE #6491C7 #90B1D7

Accessibility & contrast

On white

4.97

#3F72AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#3F72AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F72AE

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F72AE	#FFFFFF	#000000	##FFFFFF
##3F72AE	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5876B1

Deuteranopia (green-blind)

#496BAD

Tritanopia (blue-blind)

#008088

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3f72ae;
/* rgb */ color: rgb(63, 114, 174);
/* oklch */ color: oklch(54.5% 0.109 253.7);

Tailwind

colors: {
  custom: {
    50: '#7f9ac6',
    500: '#3f72ae',
    950: '#000000',
  },
}

SCSS

$custom: #3f72ae;
$custom-light: #7f9ac6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f72ae",
  "rgb": {
    "r": 63,
    "g": 114,
    "b": 174
  },
  "hsl": {
    "h": 212.432,
    "s": 46.835,
    "l": 46.471
  },
  "oklch": {
    "l": 0.54461,
    "c": 0.10932,
    "h": 253.7
  },
  "luminance": 0.16147
}

Semantic roles & 50–950 ramp

primary

#3F72AE

secondary

#C2A787

accent

#9951D6

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3F72AE

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

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