#3899AF#3899AF

#3899AF is a light, moderate cyan. Relative luminance 0.267; OKLCH L 63.6% C 0.094 H 215.7°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#3899AF
RGB	rgb(56, 153, 175)
HSL	hsl(191, 52%, 45%)
HSV	hsv(191, 68%, 69%)
CMYK	cmyk(68%, 12.6%, 0%, 31.4%)
CIE-LAB	lab(58.71, -20.93, -19.73)
CIE-LCH	lch(58.71, 28.77, 223.32°)
OKLab	oklab(63.58% -0.0764 -0.0549)
OKLCH	oklch(63.58% 0.094 215.7)
XYZ	xyz(20.7568, 26.7161, 44.6119)
Luminance	0.2672 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3899AF #AF4E38

analogous

#38AF89 #3899AF #385EAF

triadic

#3899AF #AF3899 #99AF38

tetradic

#3899AF #8938AF #AF4E38 #5EAF38

square

#3899AF #8938AF #AF4E38 #5EAF38

split-complementary

#3899AF #AF385E #AF8938

monochromatic

#1A4852 #297081 #3899AF #5AB5CA #88CAD9

Accessibility & contrast

On white

3.31

#3899AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#3899AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3899AF

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3899AF	#FFFFFF	#000000	##000000
##3899AF	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A94B0

Deuteranopia (green-blind)

#7988AF

Tritanopia (blue-blind)

#00A1A0

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3899af;
/* rgb */ color: rgb(56, 153, 175);
/* oklch */ color: oklch(63.6% 0.094 215.7);

Tailwind

colors: {
  custom: {
    50: '#7eb7c7',
    500: '#3899af',
    950: '#000000',
  },
}

SCSS

$custom: #3899af;
$custom-light: #7eb7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3899af",
  "rgb": {
    "r": 56,
    "g": 153,
    "b": 175
  },
  "hsl": {
    "h": 191.092,
    "s": 51.515,
    "l": 45.294
  },
  "oklch": {
    "l": 0.63576,
    "c": 0.09407,
    "h": 215.7
  },
  "luminance": 0.26718
}

Semantic roles & 50–950 ramp

primary

#3899AF

secondary

#C38C80

accent

#674DDB

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3899AF

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

Preview Lab → · Contrast checker → · Palette generator →