#305E99#305E99

#305E99 is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.9% C 0.108 H 255.6°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#305E99
RGB	rgb(48, 94, 153)
HSL	hsl(214, 52%, 39%)
HSV	hsv(214, 69%, 60%)
CMYK	cmyk(68.6%, 38.6%, 0%, 40%)
CIE-LAB	lab(39.47, 4.35, -36.87)
CIE-LCH	lch(39.47, 37.13, 276.74°)
OKLab	oklab(47.91% -0.0269 -0.1049)
OKLCH	oklch(47.91% 0.108 255.6)
XYZ	xyz(10.9693, 10.9326, 31.6629)
Luminance	0.1093 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305E99 #996B30

analogous

#309399 #305E99 #363099

triadic

#305E99 #99305E #5E9930

tetradic

#305E99 #993093 #996B30 #309936

square

#305E99 #993093 #996B30 #309936

split-complementary

#305E99 #993630 #939930

monochromatic

#13253C #21416A #305E99 #427BC4 #719CD2

Accessibility & contrast

On white

6.59

#305E99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#305E99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305E99

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305E99	#FFFFFF	#000000	##FFFFFF
##305E99	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44629B

Deuteranopia (green-blind)

#345898

Tritanopia (blue-blind)

#006C74

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #305e99;
/* rgb */ color: rgb(48, 94, 153);
/* oklch */ color: oklch(47.9% 0.108 255.6);

Tailwind

colors: {
  custom: {
    50: '#748bb7',
    500: '#305e99',
    950: '#000000',
  },
}

SCSS

$custom: #305e99;
$custom-light: #748bb7;
$custom-dark: #000000;

JSON

{
  "hex": "#305e99",
  "rgb": {
    "r": 48,
    "g": 94,
    "b": 153
  },
  "hsl": {
    "h": 213.714,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.4791,
    "c": 0.10826,
    "h": 255.6
  },
  "luminance": 0.10934
}

Semantic roles & 50–950 ramp

primary

#305E99

secondary

#BA976B

accent

#9D4CDC

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #305E99

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

Preview Lab → · Contrast checker → · Palette generator →