#3099B0#3099B0

#3099B0 is a light, moderate cyan. Relative luminance 0.265; OKLCH L 63.4% C 0.098 H 215.7°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#3099B0
RGB	rgb(48, 153, 176)
HSL	hsl(191, 57%, 44%)
HSV	hsv(191, 73%, 69%)
CMYK	cmyk(72.7%, 13.1%, 0%, 31%)
CIE-LAB	lab(58.55, -21.76, -20.57)
CIE-LCH	lch(58.55, 29.94, 223.39°)
OKLab	oklab(63.4% -0.0799 -0.0573)
OKLCH	oklch(63.4% 0.098 215.7)
XYZ	xyz(20.4433, 26.5430, 45.1118)
Luminance	0.2655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3099B0 #B04730

analogous

#30B087 #3099B0 #3059B0

triadic

#3099B0 #B03099 #99B030

tetradic

#3099B0 #8730B0 #B04730 #59B030

square

#3099B0 #8730B0 #B04730 #59B030

split-complementary

#3099B0 #B03059 #B08730

monochromatic

#164550 #236F80 #3099B0 #4EB8CF #7ECBDC

Accessibility & contrast

On white

3.33

#3099B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#3099B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3099B0

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3099B0	#FFFFFF	#000000	##000000
##3099B0	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8994B1

Deuteranopia (green-blind)

#7787B0

Tritanopia (blue-blind)

#00A1A0

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3099b0;
/* rgb */ color: rgb(48, 153, 176);
/* oklch */ color: oklch(63.4% 0.098 215.7);

Tailwind

colors: {
  custom: {
    50: '#7bb7c7',
    500: '#3099b0',
    950: '#000000',
  },
}

SCSS

$custom: #3099b0;
$custom-light: #7bb7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3099b0",
  "rgb": {
    "r": 48,
    "g": 153,
    "b": 176
  },
  "hsl": {
    "h": 190.781,
    "s": 57.143,
    "l": 43.922
  },
  "oklch": {
    "l": 0.63402,
    "c": 0.09832,
    "h": 215.7
  },
  "luminance": 0.26545
}

Semantic roles & 50–950 ramp

primary

#3099B0

secondary

#C58577

accent

#6347E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3099B0

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

Preview Lab → · Contrast checker → · Palette generator →