#307A99#307A99

#307A99 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.7% C 0.087 H 229.2°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#307A99
RGB	rgb(48, 122, 153)
HSL	hsl(198, 52%, 39%)
HSV	hsv(198, 69%, 60%)
CMYK	cmyk(68.6%, 20.3%, 0%, 40%)
CIE-LAB	lab(48.07, -12.55, -23.41)
CIE-LCH	lch(48.07, 26.56, 241.80°)
OKLab	oklab(54.7% -0.0567 -0.0655)
OKLCH	oklch(54.7% 0.087 229.2)
XYZ	xyz(13.9259, 16.8458, 32.6485)
Luminance	0.1685 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307A99 #994F30

analogous

#309984 #307A99 #304699

triadic

#307A99 #99307A #7A9930

tetradic

#307A99 #843099 #994F30 #469930

square

#307A99 #843099 #994F30 #469930

split-complementary

#307A99 #993046 #998430

monochromatic

#13303C #21556A #307A99 #429EC4 #71B6D2

Accessibility & contrast

On white

4.81

#307A99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#307A99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307A99

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307A99	#FFFFFF	#000000	##FFFFFF
##307A99	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A789B

Deuteranopia (green-blind)

#5B6D99

Tritanopia (blue-blind)

#008384

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #307a99;
/* rgb */ color: rgb(48, 122, 153);
/* oklch */ color: oklch(54.7% 0.087 229.2);

Tailwind

colors: {
  custom: {
    50: '#75a0b7',
    500: '#307a99',
    950: '#000000',
  },
}

SCSS

$custom: #307a99;
$custom-light: #75a0b7;
$custom-dark: #000000;

JSON

{
  "hex": "#307a99",
  "rgb": {
    "r": 48,
    "g": 122,
    "b": 153
  },
  "hsl": {
    "h": 197.714,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.54699,
    "c": 0.08664,
    "h": 229.2
  },
  "luminance": 0.16847
}

Semantic roles & 50–950 ramp

primary

#307A99

secondary

#BA826B

accent

#774CDC

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #307A99

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

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