#3F9EBF#3F9EBF

#3F9EBF is a light, moderate cyan. Relative luminance 0.293; OKLCH L 65.7% C 0.100 H 224.6°. Best body text is #000000 at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#3F9EBF
RGB	rgb(63, 158, 191)
HSL	hsl(195, 50%, 50%)
HSV	hsv(195, 67%, 75%)
CMYK	cmyk(67%, 17.3%, 0%, 25.1%)
CIE-LAB	lab(61.02, -17.37, -25.21)
CIE-LCH	lch(61.02, 30.61, 235.43°)
OKLab	oklab(65.68% -0.0715 -0.0704)
OKLCH	oklch(65.68% 0.1 224.6)
XYZ	xyz(23.6769, 29.2695, 53.6819)
Luminance	0.2927 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9EBF #BF603F

analogous

#3FBFA0 #3F9EBF #3F5EBF

triadic

#3F9EBF #BF3F9E #9EBF3F

tetradic

#3F9EBF #A03FBF #BF603F #5EBF3F

square

#3F9EBF #A03FBF #BF603F #5EBF3F

split-complementary

#3F9EBF #BF3F5E #BFA03F

monochromatic

#215263 #307891 #3F9EBF #6DB5CF #9BCDDE

Accessibility & contrast

On white

3.06

#3F9EBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.85

#3F9EBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9EBF

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9EBF	#FFFFFF	#000000	##000000
##3F9EBF	1.00	3.06	6.85	6.85
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.85	21.00	1.00	1.00
##000000	6.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9BC1

Deuteranopia (green-blind)

#7A8EBF

Tritanopia (blue-blind)

#00A8A9

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3f9ebf;
/* rgb */ color: rgb(63, 158, 191);
/* oklch */ color: oklch(65.7% 0.100 224.6);

Tailwind

colors: {
  custom: {
    50: '#83bad2',
    500: '#3f9ebf',
    950: '#000000',
  },
}

SCSS

$custom: #3f9ebf;
$custom-light: #83bad2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9ebf",
  "rgb": {
    "r": 63,
    "g": 158,
    "b": 191
  },
  "hsl": {
    "h": 195.469,
    "s": 50.394,
    "l": 49.804
  },
  "oklch": {
    "l": 0.65682,
    "c": 0.10034,
    "h": 224.6
  },
  "luminance": 0.29272
}

Semantic roles & 50–950 ramp

primary

#3F9EBF

secondary

#CA9F90

accent

#724EDA

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3F9EBF

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

Preview Lab → · Contrast checker → · Palette generator →