#305D99#305D99

#305D99 is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.7% C 0.109 H 256.3°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#305D99
RGB	rgb(48, 93, 153)
HSL	hsl(214, 52%, 39%)
HSV	hsv(214, 69%, 60%)
CMYK	cmyk(68.6%, 39.2%, 0%, 40%)
CIE-LAB	lab(39.17, 4.99, -37.35)
CIE-LCH	lch(39.17, 37.68, 277.62°)
OKLab	oklab(47.68% -0.0258 -0.1063)
OKLCH	oklch(47.68% 0.109 256.3)
XYZ	xyz(10.8810, 10.7559, 31.6335)
Luminance	0.1076 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305D99 #996C30

analogous

#309299 #305D99 #383099

triadic

#305D99 #99305D #5D9930

tetradic

#305D99 #993092 #996C30 #309938

square

#305D99 #993092 #996C30 #309938

split-complementary

#305D99 #993830 #929930

monochromatic

#13243C #21416A #305D99 #427AC4 #719BD2

Accessibility & contrast

On white

6.66

#305D99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#305D99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305D99

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305D99	#FFFFFF	#000000	##FFFFFF
##305D99	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42629B

Deuteranopia (green-blind)

#325898

Tritanopia (blue-blind)

#006B73

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #305d99;
/* rgb */ color: rgb(48, 93, 153);
/* oklch */ color: oklch(47.7% 0.109 256.3);

Tailwind

colors: {
  custom: {
    50: '#748ab7',
    500: '#305d99',
    950: '#000000',
  },
}

SCSS

$custom: #305d99;
$custom-light: #748ab7;
$custom-dark: #000000;

JSON

{
  "hex": "#305d99",
  "rgb": {
    "r": 48,
    "g": 93,
    "b": 153
  },
  "hsl": {
    "h": 214.286,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.47676,
    "c": 0.10938,
    "h": 256.3
  },
  "luminance": 0.10757
}

Semantic roles & 50–950 ramp

primary

#305D99

secondary

#BA986B

accent

#9E4CDC

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #305D99

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

Preview Lab → · Contrast checker → · Palette generator →