#3099BC#3099BC

#3099BC is a light, moderate cyan. Relative luminance 0.270; OKLCH L 63.9% C 0.106 H 224.8°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#3099BC
RGB	rgb(48, 153, 188)
HSL	hsl(195, 59%, 46%)
HSV	hsv(195, 74%, 74%)
CMYK	cmyk(74.5%, 18.6%, 0%, 26.3%)
CIE-LAB	lab(59.01, -17.81, -26.64)
CIE-LCH	lch(59.01, 32.05, 236.25°)
OKLab	oklab(63.93% -0.0751 -0.0746)
OKLCH	oklch(63.93% 0.106 224.8)
XYZ	xyz(21.6835, 27.0391, 51.6435)
Luminance	0.2704 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3099BC #BC5330

analogous

#30BC99 #3099BC #3053BC

triadic

#3099BC #BC3099 #99BC30

tetradic

#3099BC #9930BC #BC5330 #53BC30

square

#3099BC #9930BC #BC5330 #53BC30

split-complementary

#3099BC #BC3053 #BC9930

monochromatic

#174A5A #24718B #3099BC #55B4D4 #86CAE0

Accessibility & contrast

On white

3.28

#3099BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#3099BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3099BC

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3099BC	#FFFFFF	#000000	##000000
##3099BC	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8696BE

Deuteranopia (green-blind)

#7388BC

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3099bc;
/* rgb */ color: rgb(48, 153, 188);
/* oklch */ color: oklch(63.9% 0.106 224.8);

Tailwind

colors: {
  custom: {
    50: '#7cb7d0',
    500: '#3099bc',
    950: '#000000',
  },
}

SCSS

$custom: #3099bc;
$custom-light: #7cb7d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3099bc",
  "rgb": {
    "r": 48,
    "g": 153,
    "b": 188
  },
  "hsl": {
    "h": 195,
    "s": 59.322,
    "l": 46.275
  },
  "oklch": {
    "l": 0.63925,
    "c": 0.10593,
    "h": 224.8
  },
  "luminance": 0.27042
}

Semantic roles & 50–950 ramp

primary

#3099BC

secondary

#CA917E

accent

#6D45E3

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3099BC

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

Preview Lab → · Contrast checker → · Palette generator →