#3F9CA8#3F9CA8

#3F9CA8 is a light, moderate teal. Relative luminance 0.277; OKLCH L 64.2% C 0.088 H 207.0°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#3F9CA8
RGB	rgb(63, 156, 168)
HSL	hsl(187, 45%, 45%)
HSV	hsv(187, 63%, 66%)
CMYK	cmyk(62.5%, 7.1%, 0%, 34.1%)
CIE-LAB	lab(59.58, -23.48, -14.43)
CIE-LCH	lch(59.58, 27.56, 211.57°)
OKLab	oklab(64.25% -0.0786 -0.04)
OKLCH	oklch(64.25% 0.088 207)
XYZ	xyz(21.0033, 27.6586, 41.2700)
Luminance	0.2766 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9CA8 #A84B3F

analogous

#3FA87F #3F9CA8 #3F67A8

triadic

#3F9CA8 #A83F9C #9CA83F

tetradic

#3F9CA8 #7F3FA8 #A84B3F #67A83F

square

#3F9CA8 #7F3FA8 #A84B3F #67A83F

split-complementary

#3F9CA8 #A83F67 #A87F3F

monochromatic

#1E494F #2E737B #3F9CA8 #61B8C4 #8DCCD4

Accessibility & contrast

On white

3.21

#3F9CA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#3F9CA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9CA8

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9CA8	#FFFFFF	#000000	##000000
##3F9CA8	1.00	3.21	6.53	6.53
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9096A9

Deuteranopia (green-blind)

#808AA8

Tritanopia (blue-blind)

#00A29F

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3f9ca8;
/* rgb */ color: rgb(63, 156, 168);
/* oklch */ color: oklch(64.2% 0.088 207.0);

Tailwind

colors: {
  custom: {
    50: '#80b9c1',
    500: '#3f9ca8',
    950: '#000000',
  },
}

SCSS

$custom: #3f9ca8;
$custom-light: #80b9c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9ca8",
  "rgb": {
    "r": 63,
    "g": 156,
    "b": 168
  },
  "hsl": {
    "h": 186.857,
    "s": 45.455,
    "l": 45.294
  },
  "oklch": {
    "l": 0.64249,
    "c": 0.08819,
    "h": 207
  },
  "luminance": 0.27661
}

Semantic roles & 50–950 ramp

primary

#3F9CA8

secondary

#BF8A84

accent

#6253D5

background

#F8FBFB

surface

#EFF6F7

border

#CAD0D0

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #3F9CA8

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

Preview Lab → · Contrast checker → · Palette generator →