#307BA0#307BA0

#307BA0 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.3% C 0.093 H 233.5°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#307BA0
RGB	rgb(48, 123, 160)
HSL	hsl(200, 54%, 41%)
HSV	hsv(200, 70%, 63%)
CMYK	cmyk(70%, 23.1%, 0%, 37.3%)
CIE-LAB	lab(48.67, -10.72, -26.56)
CIE-LCH	lch(48.67, 28.64, 248.03°)
OKLab	oklab(55.28% -0.0551 -0.0746)
OKLCH	oklch(55.28% 0.093 233.5)
XYZ	xyz(14.6445, 17.3308, 35.8243)
Luminance	0.1733 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307BA0 #A05530

analogous

#30A08D #307BA0 #3043A0

triadic

#307BA0 #A0307B #7BA030

tetradic

#307BA0 #8D30A0 #A05530 #43A030

square

#307BA0 #8D30A0 #A05530 #43A030

split-complementary

#307BA0 #A03043 #A08D30

monochromatic

#143342 #225771 #307BA0 #469DC7 #75B6D6

Accessibility & contrast

On white

4.70

#307BA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#307BA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307BA0

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307BA0	#FFFFFF	#000000	##FFFFFF
##307BA0	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#697AA2

Deuteranopia (green-blind)

#5A6F9F

Tritanopia (blue-blind)

#008587

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #307ba0;
/* rgb */ color: rgb(48, 123, 160);
/* oklch */ color: oklch(55.3% 0.093 233.5);

Tailwind

colors: {
  custom: {
    50: '#76a1bc',
    500: '#307ba0',
    950: '#000000',
  },
}

SCSS

$custom: #307ba0;
$custom-light: #76a1bc;
$custom-dark: #000000;

JSON

{
  "hex": "#307ba0",
  "rgb": {
    "r": 48,
    "g": 123,
    "b": 160
  },
  "hsl": {
    "h": 199.821,
    "s": 53.846,
    "l": 40.784
  },
  "oklch": {
    "l": 0.55283,
    "c": 0.09276,
    "h": 233.5
  },
  "luminance": 0.17332
}

Semantic roles & 50–950 ramp

primary

#307BA0

secondary

#BE886E

accent

#7B4BDD

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #307BA0

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

Preview Lab → · Contrast checker → · Palette generator →