#3F8CA7#3F8CA7

#3F8CA7 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.3% C 0.086 H 224.1°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#3F8CA7
RGB	rgb(63, 140, 167)
HSL	hsl(196, 45%, 45%)
HSV	hsv(196, 62%, 65%)
CMYK	cmyk(62.3%, 16.2%, 0%, 34.5%)
CIE-LAB	lab(54.66, -15.32, -21.35)
CIE-LCH	lch(54.66, 26.28, 234.33°)
OKLab	oklab(60.29% -0.0615 -0.0595)
OKLCH	oklch(60.29% 0.086 224.1)
XYZ	xyz(18.4003, 22.6011, 39.9445)
Luminance	0.2260 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8CA7 #A75A3F

analogous

#3FA78E #3F8CA7 #3F58A7

triadic

#3F8CA7 #A73F8C #8CA73F

tetradic

#3F8CA7 #8E3FA7 #A75A3F #58A73F

square

#3F8CA7 #8E3FA7 #A75A3F #58A73F

split-complementary

#3F8CA7 #A73F58 #A78E3F

monochromatic

#1D414E #2E677B #3F8CA7 #60A9C3 #8DC1D4

Accessibility & contrast

On white

3.80

#3F8CA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#3F8CA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8CA7

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8CA7	#FFFFFF	#000000	##000000
##3F8CA7	1.00	3.80	5.52	5.52
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D89A8

Deuteranopia (green-blind)

#6E7EA7

Tritanopia (blue-blind)

#009495

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3f8ca7;
/* rgb */ color: rgb(63, 140, 167);
/* oklch */ color: oklch(60.3% 0.086 224.1);

Tailwind

colors: {
  custom: {
    50: '#7fadc1',
    500: '#3f8ca7',
    950: '#000000',
  },
}

SCSS

$custom: #3f8ca7;
$custom-light: #7fadc1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8ca7",
  "rgb": {
    "r": 63,
    "g": 140,
    "b": 167
  },
  "hsl": {
    "h": 195.577,
    "s": 45.217,
    "l": 45.098
  },
  "oklch": {
    "l": 0.60289,
    "c": 0.08554,
    "h": 224.1
  },
  "luminance": 0.22603
}

Semantic roles & 50–950 ramp

primary

#3F8CA7

secondary

#BF9383

accent

#7553D5

background

#F8FAFB

surface

#EFF4F7

border

#CACED0

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #3F8CA7

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

Preview Lab → · Contrast checker → · Palette generator →