#3B99AB#3B99AB

#3B99AB is a light, moderate teal. Relative luminance 0.267; OKLCH L 63.5% C 0.091 H 212.6°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#3B99AB
RGB	rgb(59, 153, 171)
HSL	hsl(190, 49%, 45%)
HSV	hsv(190, 65%, 67%)
CMYK	cmyk(65.5%, 10.5%, 0%, 32.9%)
CIE-LAB	lab(58.65, -21.70, -17.55)
CIE-LCH	lch(58.65, 27.91, 218.96°)
OKLab	oklab(63.5% -0.0764 -0.0488)
OKLCH	oklch(63.5% 0.091 212.6)
XYZ	xyz(20.5425, 26.6503, 42.5816)
Luminance	0.2665 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B99AB #AB4D3B

analogous

#3BAB85 #3B99AB #3B61AB

triadic

#3B99AB #AB3B99 #99AB3B

tetradic

#3B99AB #853BAB #AB4D3B #61AB3B

square

#3B99AB #853BAB #AB4D3B #61AB3B

split-complementary

#3B99AB #AB3B61 #AB853B

monochromatic

#1C4850 #2B707D #3B99AB #5CB6C7 #8ACAD7

Accessibility & contrast

On white

3.32

#3B99AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#3B99AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B99AB

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B99AB	#FFFFFF	#000000	##000000
##3B99AB	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B94AC

Deuteranopia (green-blind)

#7B88AB

Tritanopia (blue-blind)

#00A09E

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3b99ab;
/* rgb */ color: rgb(59, 153, 171);
/* oklch */ color: oklch(63.5% 0.091 212.6);

Tailwind

colors: {
  custom: {
    50: '#7eb7c4',
    500: '#3b99ab',
    950: '#000000',
  },
}

SCSS

$custom: #3b99ab;
$custom-light: #7eb7c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b99ab",
  "rgb": {
    "r": 59,
    "g": 153,
    "b": 171
  },
  "hsl": {
    "h": 189.643,
    "s": 48.696,
    "l": 45.098
  },
  "oklch": {
    "l": 0.63502,
    "c": 0.09062,
    "h": 212.6
  },
  "luminance": 0.26653
}

Semantic roles & 50–950 ramp

primary

#3B99AB

secondary

#C18B81

accent

#6650D8

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #3B99AB

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

Preview Lab → · Contrast checker → · Palette generator →