#3099B6#3099B6

#3099B6 is a light, moderate cyan. Relative luminance 0.268; OKLCH L 63.7% C 0.102 H 220.4°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#3099B6
RGB	rgb(48, 153, 182)
HSL	hsl(193, 58%, 45%)
HSV	hsv(193, 74%, 71%)
CMYK	cmyk(73.6%, 15.9%, 0%, 28.6%)
CIE-LAB	lab(58.78, -19.80, -23.62)
CIE-LCH	lch(58.78, 30.82, 230.03°)
OKLab	oklab(63.66% -0.0775 -0.066)
OKLCH	oklch(63.66% 0.102 220.4)
XYZ	xyz(21.0501, 26.7858, 48.3077)
Luminance	0.2679 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3099B6 #B64D30

analogous

#30B690 #3099B6 #3056B6

triadic

#3099B6 #B63099 #99B630

tetradic

#3099B6 #9030B6 #B64D30 #56B630

square

#3099B6 #9030B6 #B64D30 #56B630

split-complementary

#3099B6 #B63056 #B69030

monochromatic

#164855 #237086 #3099B6 #52B6D1 #82CADE

Accessibility & contrast

On white

3.30

#3099B6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#3099B6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3099B6

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3099B6	#FFFFFF	#000000	##000000
##3099B6	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)

#8795B8

Deuteranopia (green-blind)

#7588B6

Tritanopia (blue-blind)

#00A2A2

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3099b6;
/* rgb */ color: rgb(48, 153, 182);
/* oklch */ color: oklch(63.7% 0.102 220.4);

Tailwind

colors: {
  custom: {
    50: '#7cb7cc',
    500: '#3099b6',
    950: '#000000',
  },
}

SCSS

$custom: #3099b6;
$custom-light: #7cb7cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3099b6",
  "rgb": {
    "r": 48,
    "g": 153,
    "b": 182
  },
  "hsl": {
    "h": 192.985,
    "s": 58.261,
    "l": 45.098
  },
  "oklch": {
    "l": 0.63659,
    "c": 0.10177,
    "h": 220.4
  },
  "luminance": 0.26788
}

Semantic roles & 50–950 ramp

primary

#3099B6

secondary

#C78B7B

accent

#6846E1

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3099B6

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

Preview Lab → · Contrast checker → · Palette generator →