#307183#307183

#307183 is a mid, moderate cyan. Relative luminance 0.141; OKLCH L 51.4% C 0.071 H 218.9°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#307183
RGB	rgb(48, 113, 131)
HSL	hsl(193, 46%, 35%)
HSV	hsv(193, 63%, 51%)
CMYK	cmyk(63.4%, 13.7%, 0%, 48.6%)
CIE-LAB	lab(44.34, -14.83, -16.09)
CIE-LCH	lch(44.34, 21.88, 227.34°)
OKLab	oklab(51.43% -0.0555 -0.0447)
OKLCH	oklch(51.43% 0.071 218.9)
XYZ	xyz(11.2191, 14.0762, 23.5940)
Luminance	0.1408 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307183 #834230

analogous

#30836B #307183 #304783

triadic

#307183 #833071 #718330

tetradic

#307183 #6B3083 #834230 #478330

square

#307183 #6B3083 #834230 #478330

split-complementary

#307183 #833047 #836B30

monochromatic

#0F2429 #204A56 #307183 #4098B0 #66B2C7

Accessibility & contrast

On white

5.50

#307183 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#307183 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307183

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307183	#FFFFFF	#000000	##FFFFFF
##307183	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#666E84

Deuteranopia (green-blind)

#5A6583

Tritanopia (blue-blind)

#007777

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #307183;
/* rgb */ color: rgb(48, 113, 131);
/* oklch */ color: oklch(51.4% 0.071 218.9);

Tailwind

colors: {
  custom: {
    50: '#729aa7',
    500: '#307183',
    950: '#000000',
  },
}

SCSS

$custom: #307183;
$custom-light: #729aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#307183",
  "rgb": {
    "r": 48,
    "g": 113,
    "b": 131
  },
  "hsl": {
    "h": 193.012,
    "s": 46.369,
    "l": 35.098
  },
  "oklch": {
    "l": 0.51427,
    "c": 0.07126,
    "h": 218.9
  },
  "luminance": 0.14077
}

Semantic roles & 50–950 ramp

primary

#307183

secondary

#AE7161

accent

#6E52D6

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #307183

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

Preview Lab → · Contrast checker → · Palette generator →