#3F656B#3F656B

#3F656B is a mid, muted teal. Relative luminance 0.114; OKLCH L 48.1% C 0.044 H 208.4°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#3F656B
RGB	rgb(63, 101, 107)
HSL	hsl(188, 26%, 33%)
HSV	hsv(188, 41%, 42%)
CMYK	cmyk(41.1%, 5.6%, 0%, 58%)
CIE-LAB	lab(40.29, -11.75, -7.65)
CIE-LCH	lch(40.29, 14.02, 213.06°)
OKLab	oklab(48.07% -0.0388 -0.021)
OKLCH	oklch(48.07% 0.044 208.4)
XYZ	xyz(9.3565, 11.4250, 15.6193)
Luminance	0.1143 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F656B #6B453F

analogous

#3F6B5B #3F656B #3F4F6B

triadic

#3F656B #6B3F65 #656B3F

tetradic

#3F656B #5B3F6B #6B453F #4F6B3F

square

#3F656B #5B3F6B #6B453F #4F6B3F

split-complementary

#3F656B #6B3F4F #6B5B3F

monochromatic

#121C1E #284144 #3F656B #568992 #76A7AE

Accessibility & contrast

On white

6.39

#3F656B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#3F656B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F656B

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F656B	#FFFFFF	#000000	##FFFFFF
##3F656B	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F626B

Deuteranopia (green-blind)

#585D6B

Tritanopia (blue-blind)

#2D6867

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3f656b;
/* rgb */ color: rgb(63, 101, 107);
/* oklch */ color: oklch(48.1% 0.044 208.4);

Tailwind

colors: {
  custom: {
    50: '#769195',
    500: '#3f656b',
    950: '#000000',
  },
}

SCSS

$custom: #3f656b;
$custom-light: #769195;
$custom-dark: #000000;

JSON

{
  "hex": "#3f656b",
  "rgb": {
    "r": 63,
    "g": 101,
    "b": 107
  },
  "hsl": {
    "h": 188.182,
    "s": 25.882,
    "l": 33.333
  },
  "oklch": {
    "l": 0.48073,
    "c": 0.04413,
    "h": 208.4
  },
  "luminance": 0.11426
}

Semantic roles & 50–950 ramp

primary

#3F656B

secondary

#99736C

accent

#7266C2

background

#F7F8F9

surface

#EDF0F1

border

#C8CBCB

text

#090C0D

muted

#7B7D7E

Preview Lab

Preview with #3F656B

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

Preview Lab → · Contrast checker → · Palette generator →