#3F9FA3#3F9FA3

#3F9FA3 is a light, moderate teal. Relative luminance 0.285; OKLCH L 64.8% C 0.089 H 199.0°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#3F9FA3
RGB	rgb(63, 159, 163)
HSL	hsl(182, 44%, 44%)
HSV	hsv(182, 61%, 64%)
CMYK	cmyk(61.3%, 2.5%, 0%, 36.1%)
CIE-LAB	lab(60.33, -26.48, -10.47)
CIE-LCH	lch(60.33, 28.48, 201.57°)
OKLab	oklab(64.8% -0.084 -0.029)
OKLCH	oklch(64.8% 0.089 199)
XYZ	xyz(21.0561, 28.4952, 39.0337)
Luminance	0.2850 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9FA3 #A3433F

analogous

#3FA375 #3F9FA3 #3F6DA3

triadic

#3F9FA3 #A33F9F #9FA33F

tetradic

#3F9FA3 #753FA3 #A3433F #6DA33F

square

#3F9FA3 #753FA3 #A3433F #6DA33F

split-complementary

#3F9FA3 #A33F6D #A3753F

monochromatic

#1D494B #2E7477 #3F9FA3 #5EBDC1 #8ACFD2

Accessibility & contrast

On white

3.13

#3F9FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#3F9FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9FA3

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9FA3	#FFFFFF	#000000	##000000
##3F9FA3	1.00	3.13	6.70	6.70
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9498A3

Deuteranopia (green-blind)

#858DA4

Tritanopia (blue-blind)

#00A4A0

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3f9fa3;
/* rgb */ color: rgb(63, 159, 163);
/* oklch */ color: oklch(64.8% 0.089 199.0);

Tailwind

colors: {
  custom: {
    50: '#80bbbe',
    500: '#3f9fa3',
    950: '#000000',
  },
}

SCSS

$custom: #3f9fa3;
$custom-light: #80bbbe;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9fa3",
  "rgb": {
    "r": 63,
    "g": 159,
    "b": 163
  },
  "hsl": {
    "h": 182.4,
    "s": 44.248,
    "l": 44.314
  },
  "oklch": {
    "l": 0.64803,
    "c": 0.08889,
    "h": 199
  },
  "luminance": 0.28497
}

Semantic roles & 50–950 ramp

primary

#3F9FA3

secondary

#BD8481

accent

#5954D4

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0B1212

muted

#7C8181

Preview Lab

Preview with #3F9FA3

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

Preview Lab → · Contrast checker → · Palette generator →