#3F718D#3F718D

#3F718D is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.5% C 0.070 H 234.8°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#3F718D
RGB	rgb(63, 113, 141)
HSL	hsl(202, 38%, 40%)
HSV	hsv(202, 55%, 55%)
CMYK	cmyk(55.3%, 19.9%, 0%, 44.7%)
CIE-LAB	lab(45.34, -8.39, -20.47)
CIE-LCH	lch(45.34, 22.12, 247.72°)
OKLab	oklab(52.53% -0.0403 -0.057)
OKLCH	oklch(52.53% 0.07 234.8)
XYZ	xyz(12.7610, 14.7890, 27.3762)
Luminance	0.1479 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F718D #8D5B3F

analogous

#3F8D82 #3F718D #3F4A8D

triadic

#3F718D #8D3F71 #718D3F

tetradic

#3F718D #823F8D #8D5B3F #4A8D3F

square

#3F718D #823F8D #8D5B3F #4A8D3F

split-complementary

#3F718D #8D3F4A #8D823F

monochromatic

#192D38 #2C4F63 #3F718D #5692B3 #80ADC6

Accessibility & contrast

On white

5.31

#3F718D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#3F718D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F718D

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F718D	#FFFFFF	#000000	##FFFFFF
##3F718D	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#64708E

Deuteranopia (green-blind)

#59688D

Tritanopia (blue-blind)

#07787A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3f718d;
/* rgb */ color: rgb(63, 113, 141);
/* oklch */ color: oklch(52.5% 0.070 234.8);

Tailwind

colors: {
  custom: {
    50: '#7a99ae',
    500: '#3f718d',
    950: '#000000',
  },
}

SCSS

$custom: #3f718d;
$custom-light: #7a99ae;
$custom-dark: #000000;

JSON

{
  "hex": "#3f718d",
  "rgb": {
    "r": 63,
    "g": 113,
    "b": 141
  },
  "hsl": {
    "h": 201.538,
    "s": 38.235,
    "l": 40
  },
  "oklch": {
    "l": 0.52526,
    "c": 0.0698,
    "h": 234.8
  },
  "luminance": 0.1479
}

Semantic roles & 50–950 ramp

primary

#3F718D

secondary

#B18C77

accent

#835ACE

background

#F7F9FA

surface

#EEF2F4

border

#C9CCCE

text

#0A0E10

muted

#7C7E7F

Preview Lab

Preview with #3F718D

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

Preview Lab → · Contrast checker → · Palette generator →