#3B99AF#3B99AF

#3B99AF is a light, moderate cyan. Relative luminance 0.268; OKLCH L 63.7% C 0.093 H 216.1°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#3B99AF
RGB	rgb(59, 153, 175)
HSL	hsl(191, 50%, 46%)
HSV	hsv(191, 66%, 69%)
CMYK	cmyk(66.3%, 12.6%, 0%, 31.4%)
CIE-LAB	lab(58.79, -20.45, -19.60)
CIE-LCH	lch(58.79, 28.33, 223.78°)
OKLab	oklab(63.67% -0.0747 -0.0545)
OKLCH	oklch(63.67% 0.093 216.1)
XYZ	xyz(20.9295, 26.8051, 44.6200)
Luminance	0.2681 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B99AF #AF513B

analogous

#3BAF8B #3B99AF #3B5FAF

triadic

#3B99AF #AF3B99 #99AF3B

tetradic

#3B99AF #8B3BAF #AF513B #5FAF3B

square

#3B99AF #8B3BAF #AF513B #5FAF3B

split-complementary

#3B99AF #AF3B5F #AF8B3B

monochromatic

#1C4953 #2C7181 #3B99AF #5EB5C9 #8CCAD8

Accessibility & contrast

On white

3.30

#3B99AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#3B99AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B99AF

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B99AF	#FFFFFF	#000000	##000000
##3B99AF	1.00	3.30	6.36	6.36
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.36	21.00	1.00	1.00
##000000	6.36	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: #3b99af;
/* rgb */ color: rgb(59, 153, 175);
/* oklch */ color: oklch(63.7% 0.093 216.1);

Tailwind

colors: {
  custom: {
    50: '#7fb7c7',
    500: '#3b99af',
    950: '#000000',
  },
}

SCSS

$custom: #3b99af;
$custom-light: #7fb7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b99af",
  "rgb": {
    "r": 59,
    "g": 153,
    "b": 175
  },
  "hsl": {
    "h": 191.379,
    "s": 49.573,
    "l": 45.882
  },
  "oklch": {
    "l": 0.63666,
    "c": 0.09253,
    "h": 216.1
  },
  "luminance": 0.26807
}

Semantic roles & 50–950 ramp

primary

#3B99AF

secondary

#C38F83

accent

#694FD9

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3B99AF

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

Preview Lab → · Contrast checker → · Palette generator →