#3F9EBD#3F9EBD

#3F9EBD is a light, moderate cyan. Relative luminance 0.292; OKLCH L 65.6% C 0.099 H 223.1°. Best body text is #000000 at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#3F9EBD
RGB	rgb(63, 158, 189)
HSL	hsl(195, 50%, 49%)
HSV	hsv(195, 67%, 74%)
CMYK	cmyk(66.7%, 16.4%, 0%, 25.9%)
CIE-LAB	lab(60.94, -18.01, -24.20)
CIE-LCH	lch(60.94, 30.17, 233.34°)
OKLab	oklab(65.6% -0.0722 -0.0675)
OKLCH	oklch(65.6% 0.099 223.1)
XYZ	xyz(23.4583, 29.1821, 52.5306)
Luminance	0.2918 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9EBD #BD5E3F

analogous

#3FBD9D #3F9EBD #3F5FBD

triadic

#3F9EBD #BD3F9E #9EBD3F

tetradic

#3F9EBD #9D3FBD #BD5E3F #5FBD3F

square

#3F9EBD #9D3FBD #BD5E3F #5FBD3F

split-complementary

#3F9EBD #BD3F5F #BD9D3F

monochromatic

#205161 #30788F #3F9EBD #6BB6CE #99CCDD

Accessibility & contrast

On white

3.07

#3F9EBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.84

#3F9EBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9EBD

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9EBD	#FFFFFF	#000000	##000000
##3F9EBD	1.00	3.07	6.84	6.84
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.84	21.00	1.00	1.00
##000000	6.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9ABF

Deuteranopia (green-blind)

#7B8DBD

Tritanopia (blue-blind)

#00A8A8

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3f9ebd;
/* rgb */ color: rgb(63, 158, 189);
/* oklch */ color: oklch(65.6% 0.099 223.1);

Tailwind

colors: {
  custom: {
    50: '#82bad1',
    500: '#3f9ebd',
    950: '#000000',
  },
}

SCSS

$custom: #3f9ebd;
$custom-light: #82bad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9ebd",
  "rgb": {
    "r": 63,
    "g": 158,
    "b": 189
  },
  "hsl": {
    "h": 194.762,
    "s": 50,
    "l": 49.412
  },
  "oklch": {
    "l": 0.65595,
    "c": 0.0989,
    "h": 223.1
  },
  "luminance": 0.29185
}

Semantic roles & 50–950 ramp

primary

#3F9EBD

secondary

#C99D8F

accent

#714EDA

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3F9EBD

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

Preview Lab → · Contrast checker → · Palette generator →