#308FA3#308FA3

#308FA3 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.4% C 0.091 H 214.6°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#308FA3
RGB	rgb(48, 143, 163)
HSL	hsl(190, 55%, 41%)
HSV	hsv(190, 71%, 64%)
CMYK	cmyk(70.6%, 12.3%, 0%, 36.1%)
CIE-LAB	lab(54.99, -20.72, -18.59)
CIE-LCH	lch(54.99, 27.83, 221.91°)
OKLab	oklab(60.38% -0.0749 -0.0518)
OKLCH	oklch(60.38% 0.091 214.6)
XYZ	xyz(17.6495, 22.9156, 38.1362)
Luminance	0.2292 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308FA3 #A34430

analogous

#30A37E #308FA3 #3056A3

triadic

#308FA3 #A3308F #8FA330

tetradic

#308FA3 #7E30A3 #A34430 #56A330

square

#308FA3 #7E30A3 #A34430 #56A330

split-complementary

#308FA3 #A33056 #A37E30

monochromatic

#143C44 #226674 #308FA3 #47B2C9 #77C6D7

Accessibility & contrast

On white

3.76

#308FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#308FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308FA3

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308FA3	#FFFFFF	#000000	##000000
##308FA3	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818AA4

Deuteranopia (green-blind)

#717EA3

Tritanopia (blue-blind)

#009795

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #308fa3;
/* rgb */ color: rgb(48, 143, 163);
/* oklch */ color: oklch(60.4% 0.091 214.6);

Tailwind

colors: {
  custom: {
    50: '#78b0be',
    500: '#308fa3',
    950: '#000000',
  },
}

SCSS

$custom: #308fa3;
$custom-light: #78b0be;
$custom-dark: #000000;

JSON

{
  "hex": "#308fa3",
  "rgb": {
    "r": 48,
    "g": 143,
    "b": 163
  },
  "hsl": {
    "h": 190.435,
    "s": 54.502,
    "l": 41.373
  },
  "oklch": {
    "l": 0.60375,
    "c": 0.09107,
    "h": 214.6
  },
  "luminance": 0.22918
}

Semantic roles & 50–950 ramp

primary

#308FA3

secondary

#BF7E70

accent

#644ADE

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #308FA3

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

Preview Lab → · Contrast checker → · Palette generator →