#307DA9#307DA9

#307DA9 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.2% C 0.101 H 237.6°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#307DA9
RGB	rgb(48, 125, 169)
HSL	hsl(202, 56%, 43%)
HSV	hsv(202, 72%, 66%)
CMYK	cmyk(71.6%, 26%, 0%, 33.7%)
CIE-LAB	lab(49.69, -8.73, -30.23)
CIE-LCH	lch(49.69, 31.47, 253.89°)
OKLab	oklab(56.22% -0.054 -0.0852)
OKLCH	oklch(56.22% 0.101 237.6)
XYZ	xyz(15.7112, 18.1584, 40.2053)
Luminance	0.1816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307DA9 #A95C30

analogous

#30A998 #307DA9 #3041A9

triadic

#307DA9 #A9307D #7DA930

tetradic

#307DA9 #9830A9 #A95C30 #41A930

square

#307DA9 #9830A9 #A95C30 #41A930

split-complementary

#307DA9 #A93041 #A99830

monochromatic

#15364A #225A79 #307DA9 #4A9DCC #7AB7D9

Accessibility & contrast

On white

4.53

#307DA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#307DA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307DA9

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307DA9	#FFFFFF	#000000	##000000
##307DA9	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#687DAB

Deuteranopia (green-blind)

#5871A8

Tritanopia (blue-blind)

#00888C

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #307da9;
/* rgb */ color: rgb(48, 125, 169);
/* oklch */ color: oklch(56.2% 0.101 237.6);

Tailwind

colors: {
  custom: {
    50: '#78a2c2',
    500: '#307da9',
    950: '#000000',
  },
}

SCSS

$custom: #307da9;
$custom-light: #78a2c2;
$custom-dark: #000000;

JSON

{
  "hex": "#307da9",
  "rgb": {
    "r": 48,
    "g": 125,
    "b": 169
  },
  "hsl": {
    "h": 201.818,
    "s": 55.76,
    "l": 42.549
  },
  "oklch": {
    "l": 0.56221,
    "c": 0.10084,
    "h": 237.6
  },
  "luminance": 0.1816
}

Semantic roles & 50–950 ramp

primary

#307DA9

secondary

#C29073

accent

#7F49DF

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0F12

muted

#7C7E81

Preview Lab

Preview with #307DA9

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

Preview Lab → · Contrast checker → · Palette generator →