#307583#307583

#307583 is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.5% C 0.072 H 213.2°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#307583
RGB	rgb(48, 117, 131)
HSL	hsl(190, 46%, 35%)
HSV	hsv(190, 63%, 51%)
CMYK	cmyk(63.4%, 10.7%, 0%, 48.6%)
CIE-LAB	lab(45.62, -17.05, -14.15)
CIE-LCH	lch(45.62, 22.15, 219.69°)
OKLab	oklab(52.45% -0.0601 -0.0393)
OKLCH	oklch(52.45% 0.072 213.2)
XYZ	xyz(11.6753, 14.9884, 23.7461)
Luminance	0.1499 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307583 #833E30

analogous

#308367 #307583 #304C83

triadic

#307583 #833075 #758330

tetradic

#307583 #673083 #833E30 #4C8330

square

#307583 #673083 #833E30 #4C8330

split-complementary

#307583 #83304C #836730

monochromatic

#0F2529 #204D56 #307583 #409DB0 #66B7C7

Accessibility & contrast

On white

5.25

#307583 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#307583 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307583

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307583	#FFFFFF	#000000	##FFFFFF
##307583	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7184

Deuteranopia (green-blind)

#5E6883

Tritanopia (blue-blind)

#007B79

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #307583;
/* rgb */ color: rgb(48, 117, 131);
/* oklch */ color: oklch(52.5% 0.072 213.2);

Tailwind

colors: {
  custom: {
    50: '#729da7',
    500: '#307583',
    950: '#000000',
  },
}

SCSS

$custom: #307583;
$custom-light: #729da7;
$custom-dark: #000000;

JSON

{
  "hex": "#307583",
  "rgb": {
    "r": 48,
    "g": 117,
    "b": 131
  },
  "hsl": {
    "h": 190.12,
    "s": 46.369,
    "l": 35.098
  },
  "oklch": {
    "l": 0.52451,
    "c": 0.07175,
    "h": 213.2
  },
  "luminance": 0.1499
}

Semantic roles & 50–950 ramp

primary

#307583

secondary

#AE6E61

accent

#6852D6

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #307583

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

Preview Lab → · Contrast checker → · Palette generator →