#307CA0#307CA0

#307CA0 is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.5% C 0.092 H 232.5°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#307CA0
RGB	rgb(48, 124, 160)
HSL	hsl(199, 54%, 41%)
HSV	hsv(199, 70%, 63%)
CMYK	cmyk(70%, 22.5%, 0%, 37.3%)
CIE-LAB	lab(48.98, -11.29, -26.09)
CIE-LCH	lch(48.98, 28.42, 246.60°)
OKLab	oklab(55.53% -0.0562 -0.0732)
OKLCH	oklch(55.53% 0.092 232.5)
XYZ	xyz(14.7692, 17.5801, 35.8658)
Luminance	0.1758 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307CA0 #A05430

analogous

#30A08C #307CA0 #3044A0

triadic

#307CA0 #A0307C #7CA030

tetradic

#307CA0 #8C30A0 #A05430 #44A030

square

#307CA0 #8C30A0 #A05430 #44A030

split-complementary

#307CA0 #A03044 #A08C30

monochromatic

#143342 #225871 #307CA0 #469EC7 #75B6D6

Accessibility & contrast

On white

4.65

#307CA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#307CA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #307CA0

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307CA0	#FFFFFF	#000000	##FFFFFF
##307CA0	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7BA2

Deuteranopia (green-blind)

#5B709F

Tritanopia (blue-blind)

#008688

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #307ca0;
/* rgb */ color: rgb(48, 124, 160);
/* oklch */ color: oklch(55.5% 0.092 232.5);

Tailwind

colors: {
  custom: {
    50: '#76a1bc',
    500: '#307ca0',
    950: '#000000',
  },
}

SCSS

$custom: #307ca0;
$custom-light: #76a1bc;
$custom-dark: #000000;

JSON

{
  "hex": "#307ca0",
  "rgb": {
    "r": 48,
    "g": 124,
    "b": 160
  },
  "hsl": {
    "h": 199.286,
    "s": 53.846,
    "l": 40.784
  },
  "oklch": {
    "l": 0.55529,
    "c": 0.09228,
    "h": 232.5
  },
  "luminance": 0.17582
}

Semantic roles & 50–950 ramp

primary

#307CA0

secondary

#BE886E

accent

#7A4BDD

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0F12

muted

#7C7E81

Preview Lab

Preview with #307CA0

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

Preview Lab → · Contrast checker → · Palette generator →