#307C9C#307C9C

#307C9C is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.3% C 0.089 H 229.4°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#307C9C
RGB	rgb(48, 124, 156)
HSL	hsl(198, 53%, 40%)
HSV	hsv(198, 69%, 61%)
CMYK	cmyk(69.2%, 20.5%, 0%, 38.8%)
CIE-LAB	lab(48.81, -12.66, -24.01)
CIE-LCH	lch(48.81, 27.14, 242.19°)
OKLab	oklab(55.34% -0.0577 -0.0673)
OKLCH	oklch(55.34% 0.089 229.4)
XYZ	xyz(14.4249, 17.4424, 34.0525)
Luminance	0.1744 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307C9C #9C5030

analogous

#309C86 #307C9C #30469C

triadic

#307C9C #9C307C #7C9C30

tetradic

#307C9C #86309C #9C5030 #469C30

square

#307C9C #86309C #9C5030 #469C30

split-complementary

#307C9C #9C3046 #9C8630

monochromatic

#13323E #22576D #307C9C #449FC5 #73B7D4

Accessibility & contrast

On white

4.68

#307C9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#307C9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307C9C

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307C9C	#FFFFFF	#000000	##FFFFFF
##307C9C	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7A9E

Deuteranopia (green-blind)

#5D6F9C

Tritanopia (blue-blind)

#008587

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #307c9c;
/* rgb */ color: rgb(48, 124, 156);
/* oklch */ color: oklch(55.3% 0.089 229.4);

Tailwind

colors: {
  custom: {
    50: '#76a2b9',
    500: '#307c9c',
    950: '#000000',
  },
}

SCSS

$custom: #307c9c;
$custom-light: #76a2b9;
$custom-dark: #000000;

JSON

{
  "hex": "#307c9c",
  "rgb": {
    "r": 48,
    "g": 124,
    "b": 156
  },
  "hsl": {
    "h": 197.778,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.55337,
    "c": 0.08859,
    "h": 229.4
  },
  "luminance": 0.17444
}

Semantic roles & 50–950 ramp

primary

#307C9C

secondary

#BC846C

accent

#764BDC

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #307C9C

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

Preview Lab → · Contrast checker → · Palette generator →