#3F656E#3F656E

#3F656E is a mid, muted cyan. Relative luminance 0.115; OKLCH L 48.2% C 0.045 H 214.3°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#3F656E
RGB	rgb(63, 101, 110)
HSL	hsl(191, 27%, 34%)
HSV	hsv(191, 43%, 43%)
CMYK	cmyk(42.7%, 8.2%, 0%, 56.9%)
CIE-LAB	lab(40.39, -10.89, -9.32)
CIE-LCH	lch(40.39, 14.34, 220.56°)
OKLab	oklab(48.19% -0.0375 -0.0256)
OKLCH	oklch(48.19% 0.045 214.3)
XYZ	xyz(9.5170, 11.4893, 16.4650)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F656E #6E483F

analogous

#3F6E60 #3F656E #3F4E6E

triadic

#3F656E #6E3F65 #656E3F

tetradic

#3F656E #603F6E #6E483F #4E6E3F

square

#3F656E #603F6E #6E483F #4E6E3F

split-complementary

#3F656E #6E3F4E #6E603F

monochromatic

#121E20 #294147 #3F656E #558995 #77A6B1

Accessibility & contrast

On white

6.37

#3F656E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#3F656E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F656E

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F656E	#FFFFFF	#000000	##FFFFFF
##3F656E	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E636F

Deuteranopia (green-blind)

#575D6E

Tritanopia (blue-blind)

#2B6968

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3f656e;
/* rgb */ color: rgb(63, 101, 110);
/* oklch */ color: oklch(48.2% 0.045 214.3);

Tailwind

colors: {
  custom: {
    50: '#779197',
    500: '#3f656e',
    950: '#000000',
  },
}

SCSS

$custom: #3f656e;
$custom-light: #779197;
$custom-dark: #000000;

JSON

{
  "hex": "#3f656e",
  "rgb": {
    "r": 63,
    "g": 101,
    "b": 110
  },
  "hsl": {
    "h": 191.489,
    "s": 27.168,
    "l": 33.922
  },
  "oklch": {
    "l": 0.48191,
    "c": 0.04541,
    "h": 214.3
  },
  "luminance": 0.1149
}

Semantic roles & 50–950 ramp

primary

#3F656E

secondary

#9C766D

accent

#7764C4

background

#F7F8F9

surface

#EDF0F2

border

#C8CBCC

text

#090C0D

muted

#7B7D7E

Preview Lab

Preview with #3F656E

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

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