#307DAF#307DAF

#307DAF is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.5% C 0.107 H 241.1°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#307DAF
RGB	rgb(48, 125, 175)
HSL	hsl(204, 57%, 44%)
HSV	hsv(204, 73%, 69%)
CMYK	cmyk(72.6%, 28.6%, 0%, 31.4%)
CIE-LAB	lab(49.96, -6.61, -33.28)
CIE-LCH	lch(49.96, 33.93, 258.77°)
OKLab	oklab(56.53% -0.052 -0.094)
OKLCH	oklch(56.53% 0.107 241.1)
XYZ	xyz(16.2874, 18.3889, 43.2402)
Luminance	0.1839 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307DAF #AF6230

analogous

#30AFA1 #307DAF #303DAF

triadic

#307DAF #AF307D #7DAF30

tetradic

#307DAF #A130AF #AF6230 #3DAF30

square

#307DAF #A130AF #AF6230 #3DAF30

split-complementary

#307DAF #AF303D #AFA130

monochromatic

#16384F #235B7F #307DAF #4E9CCE #7EB7DC

Accessibility & contrast

On white

4.49

#307DAF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#307DAF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307DAF

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307DAF	#FFFFFF	#000000	##000000
##307DAF	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667EB1

Deuteranopia (green-blind)

#5471AE

Tritanopia (blue-blind)

#00898E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #307daf;
/* rgb */ color: rgb(48, 125, 175);
/* oklch */ color: oklch(56.5% 0.107 241.1);

Tailwind

colors: {
  custom: {
    50: '#79a2c7',
    500: '#307daf',
    950: '#000000',
  },
}

SCSS

$custom: #307daf;
$custom-light: #79a2c7;
$custom-dark: #000000;

JSON

{
  "hex": "#307daf",
  "rgb": {
    "r": 48,
    "g": 125,
    "b": 175
  },
  "hsl": {
    "h": 203.622,
    "s": 56.951,
    "l": 43.725
  },
  "oklch": {
    "l": 0.56531,
    "c": 0.10741,
    "h": 241.1
  },
  "luminance": 0.18391
}

Semantic roles & 50–950 ramp

primary

#307DAF

secondary

#C49576

accent

#8448E0

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0F13

muted

#7C7E82

Preview Lab

Preview with #307DAF

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

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