#3F9DBA#3F9DBA

#3F9DBA is a light, moderate cyan. Relative luminance 0.287; OKLCH L 65.2% C 0.097 H 221.7°. Best body text is #000000 at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#3F9DBA
RGB	rgb(63, 157, 186)
HSL	hsl(194, 49%, 49%)
HSV	hsv(194, 66%, 73%)
CMYK	cmyk(66.1%, 15.6%, 0%, 27.1%)
CIE-LAB	lab(60.53, -18.44, -23.15)
CIE-LCH	lch(60.53, 29.59, 231.47°)
OKLab	oklab(65.22% -0.0724 -0.0646)
OKLCH	oklch(65.22% 0.097 221.7)
XYZ	xyz(22.9662, 28.7134, 50.7767)
Luminance	0.2872 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9DBA #BA5C3F

analogous

#3FBA9A #3F9DBA #3F60BA

triadic

#3F9DBA #BA3F9D #9DBA3F

tetradic

#3F9DBA #9A3FBA #BA5C3F #60BA3F

square

#3F9DBA #9A3FBA #BA5C3F #60BA3F

split-complementary

#3F9DBA #BA3F60 #BA9A3F

monochromatic

#20505F #30768C #3F9DBA #6AB5CC #97CCDC

Accessibility & contrast

On white

3.11

#3F9DBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.74

#3F9DBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9DBA

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9DBA	#FFFFFF	#000000	##000000
##3F9DBA	1.00	3.11	6.74	6.74
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.74	21.00	1.00	1.00
##000000	6.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C99BC

Deuteranopia (green-blind)

#7B8CBA

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3f9dba;
/* rgb */ color: rgb(63, 157, 186);
/* oklch */ color: oklch(65.2% 0.097 221.7);

Tailwind

colors: {
  custom: {
    50: '#82bace',
    500: '#3f9dba',
    950: '#000000',
  },
}

SCSS

$custom: #3f9dba;
$custom-light: #82bace;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9dba",
  "rgb": {
    "r": 63,
    "g": 157,
    "b": 186
  },
  "hsl": {
    "h": 194.146,
    "s": 49.398,
    "l": 48.824
  },
  "oklch": {
    "l": 0.65225,
    "c": 0.09698,
    "h": 221.7
  },
  "luminance": 0.28716
}

Semantic roles & 50–950 ramp

primary

#3F9DBA

secondary

#C89B8D

accent

#6F4FD9

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #3F9DBA

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

Preview Lab → · Contrast checker → · Palette generator →