#307D8A#307D8A

#307D8A is a mid, moderate teal. Relative luminance 0.171; OKLCH L 54.8% C 0.077 H 210.5°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#307D8A
RGB	rgb(48, 125, 138)
HSL	hsl(189, 48%, 36%)
HSV	hsv(189, 65%, 54%)
CMYK	cmyk(65.2%, 9.4%, 0%, 45.9%)
CIE-LAB	lab(48.42, -19.16, -14.04)
CIE-LCH	lch(48.42, 23.75, 216.23°)
OKLab	oklab(54.79% -0.0661 -0.039)
OKLCH	oklch(54.79% 0.077 210.5)
XYZ	xyz(13.1381, 17.1292, 26.6537)
Luminance	0.1713 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307D8A #8A3D30

analogous

#308A6A #307D8A #30508A

triadic

#307D8A #8A307D #7D8A30

tetradic

#307D8A #6A308A #8A3D30 #508A30

square

#307D8A #6A308A #8A3D30 #508A30

split-complementary

#307D8A #8A3050 #8A6A30

monochromatic

#102B2F #20545D #307D8A #40A6B7 #69BDCB

Accessibility & contrast

On white

4.74

#307D8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#307D8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307D8A

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307D8A	#FFFFFF	#000000	##FFFFFF
##307D8A	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#72798B

Deuteranopia (green-blind)

#656F8A

Tritanopia (blue-blind)

#008381

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #307d8a;
/* rgb */ color: rgb(48, 125, 138);
/* oklch */ color: oklch(54.8% 0.077 210.5);

Tailwind

colors: {
  custom: {
    50: '#73a3ac',
    500: '#307d8a',
    950: '#000000',
  },
}

SCSS

$custom: #307d8a;
$custom-light: #73a3ac;
$custom-dark: #000000;

JSON

{
  "hex": "#307d8a",
  "rgb": {
    "r": 48,
    "g": 125,
    "b": 138
  },
  "hsl": {
    "h": 188.667,
    "s": 48.387,
    "l": 36.471
  },
  "oklch": {
    "l": 0.54791,
    "c": 0.07672,
    "h": 210.5
  },
  "luminance": 0.17131
}

Semantic roles & 50–950 ramp

primary

#307D8A

secondary

#B26F64

accent

#6450D8

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #307D8A

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

Preview Lab → · Contrast checker → · Palette generator →