#309CA4#309CA4

#309CA4 is a light, moderate teal. Relative luminance 0.271; OKLCH L 63.7% C 0.095 H 202.3°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#309CA4
RGB	rgb(48, 156, 164)
HSL	hsl(184, 55%, 42%)
HSV	hsv(184, 71%, 64%)
CMYK	cmyk(70.7%, 4.9%, 0%, 35.7%)
CIE-LAB	lab(59.05, -27.07, -13.00)
CIE-LCH	lch(59.05, 30.03, 205.65°)
OKLab	oklab(63.67% -0.088 -0.0361)
OKLCH	oklch(63.67% 0.095 202.3)
XYZ	xyz(19.8053, 27.0833, 39.2986)
Luminance	0.2709 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309CA4 #A43830

analogous

#30A472 #309CA4 #3062A4

triadic

#309CA4 #A4309C #9CA430

tetradic

#309CA4 #7230A4 #A43830 #62A430

square

#309CA4 #7230A4 #A43830 #62A430

split-complementary

#309CA4 #A43062 #A47230

monochromatic

#144245 #226F75 #309CA4 #48C0C9 #77D1D7

Accessibility & contrast

On white

3.27

#309CA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#309CA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309CA4

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309CA4	#FFFFFF	#000000	##000000
##309CA4	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9095A5

Deuteranopia (green-blind)

#7F89A4

Tritanopia (blue-blind)

#00A29E

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #309ca4;
/* rgb */ color: rgb(48, 156, 164);
/* oklch */ color: oklch(63.7% 0.095 202.3);

Tailwind

colors: {
  custom: {
    50: '#7ab9bf',
    500: '#309ca4',
    950: '#000000',
  },
}

SCSS

$custom: #309ca4;
$custom-light: #7ab9bf;
$custom-dark: #000000;

JSON

{
  "hex": "#309ca4",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 164
  },
  "hsl": {
    "h": 184.138,
    "s": 54.717,
    "l": 41.569
  },
  "oklch": {
    "l": 0.63667,
    "c": 0.09512,
    "h": 202.3
  },
  "luminance": 0.27086
}

Semantic roles & 50–950 ramp

primary

#309CA4

secondary

#BF7670

accent

#544ADE

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #309CA4

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

Preview Lab → · Contrast checker → · Palette generator →