#3F82AF#3F82AF

#3F82AF is a mid, moderate cyan. Relative luminance 0.201; OKLCH L 58.3% C 0.097 H 240.6°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#3F82AF
RGB	rgb(63, 130, 175)
HSL	hsl(204, 47%, 47%)
HSV	hsv(204, 64%, 69%)
CMYK	cmyk(64%, 25.7%, 0%, 31.4%)
CIE-LAB	lab(51.97, -7.07, -30.11)
CIE-LCH	lch(51.97, 30.93, 256.78°)
OKLab	oklab(58.26% -0.0476 -0.0846)
OKLCH	oklch(58.26% 0.097 240.6)
XYZ	xyz(17.7675, 20.1154, 43.4954)
Luminance	0.2012 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F82AF #AF6C3F

analogous

#3FAFA4 #3F82AF #3F4AAF

triadic

#3F82AF #AF3F82 #82AF3F

tetradic

#3F82AF #A43FAF #AF6C3F #4AAF3F

square

#3F82AF #A43FAF #AF6C3F #4AAF3F

split-complementary

#3F82AF #AF3F4A #AFA43F

monochromatic

#1F3F55 #2F6182 #3F82AF #649FC7 #91BBD7

Accessibility & contrast

On white

4.18

#3F82AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#3F82AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F82AF

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F82AF	#FFFFFF	#000000	##000000
##3F82AF	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E82B1

Deuteranopia (green-blind)

#5E77AE

Tritanopia (blue-blind)

#008D91

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3f82af;
/* rgb */ color: rgb(63, 130, 175);
/* oklch */ color: oklch(58.3% 0.097 240.6);

Tailwind

colors: {
  custom: {
    50: '#7fa6c7',
    500: '#3f82af',
    950: '#000000',
  },
}

SCSS

$custom: #3f82af;
$custom-light: #7fa6c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f82af",
  "rgb": {
    "r": 63,
    "g": 130,
    "b": 175
  },
  "hsl": {
    "h": 204.107,
    "s": 47.059,
    "l": 46.667
  },
  "oklch": {
    "l": 0.58257,
    "c": 0.0971,
    "h": 240.6
  },
  "luminance": 0.20117
}

Semantic roles & 50–950 ramp

primary

#3F82AF

secondary

#C39F87

accent

#8751D7

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3F82AF

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

Preview Lab → · Contrast checker → · Palette generator →