#3F9DA5#3F9DA5

#3F9DA5 is a light, moderate teal. Relative luminance 0.279; OKLCH L 64.4% C 0.088 H 203.0°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#3F9DA5
RGB	rgb(63, 157, 165)
HSL	hsl(185, 45%, 45%)
HSV	hsv(185, 62%, 65%)
CMYK	cmyk(61.8%, 4.8%, 0%, 35.3%)
CIE-LAB	lab(59.78, -24.89, -12.42)
CIE-LCH	lch(59.78, 27.82, 206.52°)
OKLab	oklab(64.38% -0.081 -0.0344)
OKLCH	oklch(64.38% 0.088 203)
XYZ	xyz(20.8955, 27.8851, 39.8712)
Luminance	0.2789 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9DA5 #A5473F

analogous

#3FA57A #3F9DA5 #3F6AA5

triadic

#3F9DA5 #A53F9D #9DA53F

tetradic

#3F9DA5 #7A3FA5 #A5473F #6AA53F

square

#3F9DA5 #7A3FA5 #A5473F #6AA53F

split-complementary

#3F9DA5 #A53F6A #A57A3F

monochromatic

#1D494C #2E7379 #3F9DA5 #5FBAC2 #8CCDD3

Accessibility & contrast

On white

3.19

#3F9DA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#3F9DA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9DA5

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9DA5	#FFFFFF	#000000	##000000
##3F9DA5	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9297A6

Deuteranopia (green-blind)

#828BA5

Tritanopia (blue-blind)

#00A39F

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3f9da5;
/* rgb */ color: rgb(63, 157, 165);
/* oklch */ color: oklch(64.4% 0.088 203.0);

Tailwind

colors: {
  custom: {
    50: '#80babf',
    500: '#3f9da5',
    950: '#000000',
  },
}

SCSS

$custom: #3f9da5;
$custom-light: #80babf;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9da5",
  "rgb": {
    "r": 63,
    "g": 157,
    "b": 165
  },
  "hsl": {
    "h": 184.706,
    "s": 44.737,
    "l": 44.706
  },
  "oklch": {
    "l": 0.64382,
    "c": 0.08798,
    "h": 203
  },
  "luminance": 0.27887
}

Semantic roles & 50–950 ramp

primary

#3F9DA5

secondary

#BE8782

accent

#5D53D4

background

#F8FBFB

surface

#EFF6F7

border

#CAD0D0

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #3F9DA5

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

Preview Lab → · Contrast checker → · Palette generator →