#3F71AF#3F71AF

#3F71AF is a mid, moderate cyan. Relative luminance 0.160; OKLCH L 54.3% C 0.112 H 254.8°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#3F71AF
RGB	rgb(63, 113, 175)
HSL	hsl(213, 47%, 47%)
HSV	hsv(213, 64%, 69%)
CMYK	cmyk(64%, 35.4%, 0%, 31.4%)
CIE-LAB	lab(46.92, 3.06, -38.02)
CIE-LCH	lch(46.92, 38.15, 274.61°)
OKLab	oklab(54.29% -0.0293 -0.1078)
OKLCH	oklch(54.29% 0.112 254.8)
XYZ	xyz(15.6901, 15.9607, 42.8030)
Luminance	0.1596 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F71AF #AF7D3F

analogous

#3FA9AF #3F71AF #453FAF

triadic

#3F71AF #AF3F71 #71AF3F

tetradic

#3F71AF #AF3FA9 #AF7D3F #3FAF45

square

#3F71AF #AF3FA9 #AF7D3F #3FAF45

split-complementary

#3F71AF #AF453F #A9AF3F

monochromatic

#1F3755 #2F5482 #3F71AF #6490C7 #91B0D7

Accessibility & contrast

On white

5.01

#3F71AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#3F71AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F71AF

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F71AF	#FFFFFF	#000000	##FFFFFF
##3F71AF	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5675B2

Deuteranopia (green-blind)

#476AAE

Tritanopia (blue-blind)

#007F88

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3f71af;
/* rgb */ color: rgb(63, 113, 175);
/* oklch */ color: oklch(54.3% 0.112 254.8);

Tailwind

colors: {
  custom: {
    50: '#7f99c7',
    500: '#3f71af',
    950: '#000000',
  },
}

SCSS

$custom: #3f71af;
$custom-light: #7f99c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f71af",
  "rgb": {
    "r": 63,
    "g": 113,
    "b": 175
  },
  "hsl": {
    "h": 213.214,
    "s": 47.059,
    "l": 46.667
  },
  "oklch": {
    "l": 0.54288,
    "c": 0.11168,
    "h": 254.8
  },
  "luminance": 0.15962
}

Semantic roles & 50–950 ramp

primary

#3F71AF

secondary

#C3A887

accent

#9B51D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3F71AF

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

Preview Lab → · Contrast checker → · Palette generator →