#3899B9#3899B9

#3899B9 is a light, moderate cyan. Relative luminance 0.271; OKLCH L 64.0% C 0.100 H 223.8°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#3899B9
RGB	rgb(56, 153, 185)
HSL	hsl(195, 54%, 47%)
HSV	hsv(195, 70%, 73%)
CMYK	cmyk(69.7%, 17.3%, 0%, 27.5%)
CIE-LAB	lab(59.09, -17.71, -24.81)
CIE-LCH	lch(59.09, 30.49, 234.48°)
OKLab	oklab(64% -0.0724 -0.0694)
OKLCH	oklch(64% 0.1 223.8)
XYZ	xyz(21.7755, 27.1236, 49.9773)
Luminance	0.2713 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3899B9 #B95838

analogous

#38B999 #3899B9 #3858B9

triadic

#3899B9 #B93899 #99B938

tetradic

#3899B9 #9938B9 #B95838 #58B938

square

#3899B9 #9938B9 #B95838 #58B938

split-complementary

#3899B9 #B93858 #B99938

monochromatic

#1C4B5B #2A728A #3899B9 #5FB3CF #8EC9DD

Accessibility & contrast

On white

3.27

#3899B9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#3899B9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3899B9

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3899B9	#FFFFFF	#000000	##000000
##3899B9	1.00	3.27	6.43	6.43
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8796BB

Deuteranopia (green-blind)

#7589B9

Tritanopia (blue-blind)

#00A3A3

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3899b9;
/* rgb */ color: rgb(56, 153, 185);
/* oklch */ color: oklch(64.0% 0.100 223.8);

Tailwind

colors: {
  custom: {
    50: '#7fb7ce',
    500: '#3899b9',
    950: '#000000',
  },
}

SCSS

$custom: #3899b9;
$custom-light: #7fb7ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3899b9",
  "rgb": {
    "r": 56,
    "g": 153,
    "b": 185
  },
  "hsl": {
    "h": 194.884,
    "s": 53.527,
    "l": 47.255
  },
  "oklch": {
    "l": 0.64004,
    "c": 0.10028,
    "h": 223.8
  },
  "luminance": 0.27126
}

Semantic roles & 50–950 ramp

primary

#3899B9

secondary

#C89685

accent

#6F4BDD

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3899B9

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

Preview Lab → · Contrast checker → · Palette generator →