#307DAC#307DAC

#307DAC is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.4% C 0.104 H 239.4°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#307DAC
RGB	rgb(48, 125, 172)
HSL	hsl(203, 56%, 43%)
HSV	hsv(203, 72%, 67%)
CMYK	cmyk(72.1%, 27.3%, 0%, 32.5%)
CIE-LAB	lab(49.82, -7.67, -31.76)
CIE-LCH	lch(49.82, 32.67, 256.42°)
OKLab	oklab(56.37% -0.053 -0.0896)
OKLCH	oklch(56.37% 0.104 239.4)
XYZ	xyz(15.9960, 18.2724, 41.7056)
Luminance	0.1827 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307DAC #AC5F30

analogous

#30AC9D #307DAC #303FAC

triadic

#307DAC #AC307D #7DAC30

tetradic

#307DAC #9D30AC #AC5F30 #3FAC30

square

#307DAC #9D30AC #AC5F30 #3FAC30

split-complementary

#307DAC #AC303F #AC9D30

monochromatic

#15374C #235A7C #307DAC #4C9CCD #7CB7DA

Accessibility & contrast

On white

4.51

#307DAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#307DAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307DAC

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307DAC	#FFFFFF	#000000	##000000
##307DAC	1.00	4.51	4.65	4.65
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#677DAE

Deuteranopia (green-blind)

#5671AB

Tritanopia (blue-blind)

#00898D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #307dac;
/* rgb */ color: rgb(48, 125, 172);
/* oklch */ color: oklch(56.4% 0.104 239.4);

Tailwind

colors: {
  custom: {
    50: '#78a2c5',
    500: '#307dac',
    950: '#000000',
  },
}

SCSS

$custom: #307dac;
$custom-light: #78a2c5;
$custom-dark: #000000;

JSON

{
  "hex": "#307dac",
  "rgb": {
    "r": 48,
    "g": 125,
    "b": 172
  },
  "hsl": {
    "h": 202.742,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.56374,
    "c": 0.10408,
    "h": 239.4
  },
  "luminance": 0.18274
}

Semantic roles & 50–950 ramp

primary

#307DAC

secondary

#C39275

accent

#8248E0

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0F13

muted

#7C7E82

Preview Lab

Preview with #307DAC

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

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