#3F909D#3F909D

#3F909D is a mid, moderate teal. Relative luminance 0.234; OKLCH L 60.9% C 0.080 H 209.5°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#3F909D
RGB	rgb(63, 144, 157)
HSL	hsl(188, 43%, 43%)
HSV	hsv(188, 60%, 62%)
CMYK	cmyk(59.9%, 8.3%, 0%, 38.4%)
CIE-LAB	lab(55.52, -20.57, -14.30)
CIE-LCH	lch(55.52, 25.05, 214.79°)
OKLab	oklab(60.86% -0.07 -0.0396)
OKLCH	oklch(60.86% 0.08 209.5)
XYZ	xyz(18.1065, 23.4358, 35.4611)
Luminance	0.2344 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F909D #9D4C3F

analogous

#3F9D7B #3F909D #3F619D

triadic

#3F909D #9D3F90 #909D3F

tetradic

#3F909D #7B3F9D #9D4C3F #619D3F

square

#3F909D #7B3F9D #9D4C3F #619D3F

split-complementary

#3F909D #9D3F61 #9D7B3F

monochromatic

#1C4046 #2D6871 #3F909D #5CB0BD #87C5CF

Accessibility & contrast

On white

3.69

#3F909D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#3F909D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F909D

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F909D	#FFFFFF	#000000	##000000
##3F909D	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848B9E

Deuteranopia (green-blind)

#76809D

Tritanopia (blue-blind)

#009694

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3f909d;
/* rgb */ color: rgb(63, 144, 157);
/* oklch */ color: oklch(60.9% 0.080 209.5);

Tailwind

colors: {
  custom: {
    50: '#7eb0ba',
    500: '#3f909d',
    950: '#000000',
  },
}

SCSS

$custom: #3f909d;
$custom-light: #7eb0ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3f909d",
  "rgb": {
    "r": 63,
    "g": 144,
    "b": 157
  },
  "hsl": {
    "h": 188.298,
    "s": 42.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.60857,
    "c": 0.08044,
    "h": 209.5
  },
  "luminance": 0.23438
}

Semantic roles & 50–950 ramp

primary

#3F909D

secondary

#BA867E

accent

#6755D3

background

#F8FAFB

surface

#EFF5F6

border

#CACFD0

text

#0B1011

muted

#7C7F80

Preview Lab

Preview with #3F909D

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

Preview Lab → · Contrast checker → · Palette generator →