#3FA9D5#3FA9D5

#3FA9D5 is a light, moderate cyan. Relative luminance 0.342; OKLCH L 69.3% C 0.115 H 229.5°. Best body text is #000000 at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#3FA9D5
RGB	rgb(63, 169, 213)
HSL	hsl(198, 64%, 54%)
HSV	hsv(198, 70%, 84%)
CMYK	cmyk(70.4%, 20.7%, 0%, 16.5%)
CIE-LAB	lab(65.15, -16.12, -31.09)
CIE-LCH	lch(65.15, 35.02, 242.59°)
OKLab	oklab(69.27% -0.0745 -0.0872)
OKLCH	oklch(69.27% 0.115 229.5)
XYZ	xyz(28.2433, 34.2336, 68.0571)
Luminance	0.3424 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA9D5 #D56B3F

analogous

#3FD5B6 #3FA9D5 #3F5ED5

triadic

#3FA9D5 #D53FA9 #A9D53F

tetradic

#3FA9D5 #B63FD5 #D56B3F #5ED53F

square

#3FA9D5 #B63FD5 #D56B3F #5ED53F

split-complementary

#3FA9D5 #D53F5E #D5B63F

monochromatic

#1C617E #2788B0 #3FA9D5 #71BFE0 #A3D6EB

Accessibility & contrast

On white

2.68

#3FA9D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.85

#3FA9D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA9D5

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA9D5	#FFFFFF	#000000	##000000
##3FA9D5	1.00	2.68	7.85	7.85
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.85	21.00	1.00	1.00
##000000	7.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92A6D7

Deuteranopia (green-blind)

#7E98D4

Tritanopia (blue-blind)

#00B5B8

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #3fa9d5;
/* rgb */ color: rgb(63, 169, 213);
/* oklch */ color: oklch(69.3% 0.115 229.5);

Tailwind

colors: {
  custom: {
    50: '#86c2e2',
    500: '#3fa9d5',
    950: '#000000',
  },
}

SCSS

$custom: #3fa9d5;
$custom-light: #86c2e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa9d5",
  "rgb": {
    "r": 63,
    "g": 169,
    "b": 213
  },
  "hsl": {
    "h": 197.6,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.69268,
    "c": 0.11469,
    "h": 229.5
  },
  "luminance": 0.34237
}

Semantic roles & 50–950 ramp

primary

#3FA9D5

secondary

#D8AB98

accent

#7241E7

background

#F8FBFD

surface

#F0F7FB

border

#CBD0D4

text

#0D1215

muted

#7D8183

Preview Lab

Preview with #3FA9D5

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

Preview Lab → · Contrast checker → · Palette generator →