#307399#307399

#307399 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 53.0% C 0.090 H 236.9°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#307399
RGB	rgb(48, 115, 153)
HSL	hsl(202, 52%, 39%)
HSV	hsv(202, 69%, 60%)
CMYK	cmyk(68.6%, 24.8%, 0%, 40%)
CIE-LAB	lab(45.89, -8.52, -26.78)
CIE-LCH	lch(45.89, 28.10, 252.36°)
OKLab	oklab(52.97% -0.0491 -0.0753)
OKLCH	oklch(52.97% 0.09 236.9)
XYZ	xyz(13.0972, 15.1884, 32.3722)
Luminance	0.1519 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307399 #995630

analogous

#30998B #307399 #303F99

triadic

#307399 #993073 #739930

tetradic

#307399 #8B3099 #995630 #3F9930

square

#307399 #8B3099 #995630 #3F9930

split-complementary

#307399 #99303F #998B30

monochromatic

#132D3C #21506A #307399 #4295C4 #71AFD2

Accessibility & contrast

On white

5.20

#307399 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#307399 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307399

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307399	#FFFFFF	#000000	##FFFFFF
##307399	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61729B

Deuteranopia (green-blind)

#536898

Tritanopia (blue-blind)

#007D80

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #307399;
/* rgb */ color: rgb(48, 115, 153);
/* oklch */ color: oklch(53.0% 0.090 236.9);

Tailwind

colors: {
  custom: {
    50: '#759bb7',
    500: '#307399',
    950: '#000000',
  },
}

SCSS

$custom: #307399;
$custom-light: #759bb7;
$custom-dark: #000000;

JSON

{
  "hex": "#307399",
  "rgb": {
    "r": 48,
    "g": 115,
    "b": 153
  },
  "hsl": {
    "h": 201.714,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.52967,
    "c": 0.0899,
    "h": 236.9
  },
  "luminance": 0.1519
}

Semantic roles & 50–950 ramp

primary

#307399

secondary

#BA876B

accent

#804CDC

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #307399

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

Preview Lab → · Contrast checker → · Palette generator →