#3F9FA5#3F9FA5

#3F9FA5 is a light, moderate teal. Relative luminance 0.286; OKLCH L 64.9% C 0.089 H 201.0°. Best body text is #000000 at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#3F9FA5
RGB	rgb(63, 159, 165)
HSL	hsl(184, 45%, 45%)
HSV	hsv(184, 62%, 65%)
CMYK	cmyk(61.8%, 3.6%, 0%, 35.3%)
CIE-LAB	lab(60.40, -25.90, -11.50)
CIE-LCH	lch(60.40, 28.34, 203.95°)
OKLab	oklab(64.88% -0.0831 -0.0319)
OKLCH	oklch(64.88% 0.089 201)
XYZ	xyz(21.2367, 28.5674, 39.9849)
Luminance	0.2857 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9FA5 #A5453F

analogous

#3FA578 #3F9FA5 #3F6CA5

triadic

#3F9FA5 #A53F9F #9FA53F

tetradic

#3F9FA5 #783FA5 #A5453F #6CA53F

square

#3F9FA5 #783FA5 #A5453F #6CA53F

split-complementary

#3F9FA5 #A53F6C #A5783F

monochromatic

#1D4A4C #2E7479 #3F9FA5 #5FBCC2 #8CCFD3

Accessibility & contrast

On white

3.13

#3F9FA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.71

#3F9FA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9FA5

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9FA5	#FFFFFF	#000000	##000000
##3F9FA5	1.00	3.13	6.71	6.71
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.71	21.00	1.00	1.00
##000000	6.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9498A6

Deuteranopia (green-blind)

#848DA6

Tritanopia (blue-blind)

#00A5A1

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3f9fa5;
/* rgb */ color: rgb(63, 159, 165);
/* oklch */ color: oklch(64.9% 0.089 201.0);

Tailwind

colors: {
  custom: {
    50: '#80bbbf',
    500: '#3f9fa5',
    950: '#000000',
  },
}

SCSS

$custom: #3f9fa5;
$custom-light: #80bbbf;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9fa5",
  "rgb": {
    "r": 63,
    "g": 159,
    "b": 165
  },
  "hsl": {
    "h": 183.529,
    "s": 44.737,
    "l": 44.706
  },
  "oklch": {
    "l": 0.64877,
    "c": 0.08904,
    "h": 201
  },
  "luminance": 0.2857
}

Semantic roles & 50–950 ramp

primary

#3F9FA5

secondary

#BE8682

accent

#5B53D4

background

#F8FBFB

surface

#EFF6F7

border

#CAD0D0

text

#0B1212

muted

#7C8181

Preview Lab

Preview with #3F9FA5

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

Preview Lab → · Contrast checker → · Palette generator →