#309DC2#309DC2

#309DC2 is a light, moderate cyan. Relative luminance 0.286; OKLCH L 65.2% C 0.109 H 225.4°. Best body text is #000000 at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#309DC2
RGB	rgb(48, 157, 194)
HSL	hsl(195, 60%, 47%)
HSV	hsv(195, 75%, 76%)
CMYK	cmyk(75.3%, 19.1%, 0%, 23.9%)
CIE-LAB	lab(60.46, -17.94, -27.79)
CIE-LCH	lch(60.46, 33.07, 237.16°)
OKLab	oklab(65.16% -0.0768 -0.0779)
OKLCH	oklch(65.16% 0.109 225.4)
XYZ	xyz(23.0095, 28.6346, 55.3428)
Luminance	0.2864 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309DC2 #C25530

analogous

#30C29E #309DC2 #3054C2

triadic

#309DC2 #C2309D #9DC230

tetradic

#309DC2 #9E30C2 #C25530 #54C230

square

#309DC2 #9E30C2 #C25530 #54C230

split-complementary

#309DC2 #C23054 #C29E30

monochromatic

#184E60 #247591 #309DC2 #59B6D6 #8ACCE2

Accessibility & contrast

On white

3.12

#309DC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.73

#309DC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309DC2

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309DC2	#FFFFFF	#000000	##000000
##309DC2	1.00	3.12	6.73	6.73
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.73	21.00	1.00	1.00
##000000	6.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899AC4

Deuteranopia (green-blind)

#758CC2

Tritanopia (blue-blind)

#00A8A9

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #309dc2;
/* rgb */ color: rgb(48, 157, 194);
/* oklch */ color: oklch(65.2% 0.109 225.4);

Tailwind

colors: {
  custom: {
    50: '#7ebad4',
    500: '#309dc2',
    950: '#000000',
  },
}

SCSS

$custom: #309dc2;
$custom-light: #7ebad4;
$custom-dark: #000000;

JSON

{
  "hex": "#309dc2",
  "rgb": {
    "r": 48,
    "g": 157,
    "b": 194
  },
  "hsl": {
    "h": 195.205,
    "s": 60.331,
    "l": 47.451
  },
  "oklch": {
    "l": 0.65164,
    "c": 0.1094,
    "h": 225.4
  },
  "luminance": 0.28637
}

Semantic roles & 50–950 ramp

primary

#309DC2

secondary

#CC9582

accent

#6D44E3

background

#F8FBFD

surface

#EFF6FA

border

#CAD0D3

text

#0B1114

muted

#7C8083

Preview Lab

Preview with #309DC2

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

Preview Lab → · Contrast checker → · Palette generator →