#30509E#30509E

#30509E is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.1% C 0.132 H 264.8°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#30509E
RGB	rgb(48, 80, 158)
HSL	hsl(223, 53%, 40%)
HSV	hsv(223, 70%, 62%)
CMYK	cmyk(69.6%, 49.4%, 0%, 38%)
CIE-LAB	lab(35.66, 15.37, -45.95)
CIE-LCH	lch(35.66, 48.46, 288.49°)
OKLab	oklab(45.07% -0.0119 -0.1318)
OKLCH	oklch(45.07% 0.132 264.8)
XYZ	xyz(10.2570, 8.8333, 33.5056)
Luminance	0.0883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30509E #9E7E30

analogous

#30879E #30509E #47309E

triadic

#30509E #9E3050 #509E30

tetradic

#30509E #9E3087 #9E7E30 #309E47

square

#30509E #9E3087 #9E7E30 #309E47

split-complementary

#30509E #9E4730 #879E30

monochromatic

#132040 #22386F #30509E #456AC6 #7490D5

Accessibility & contrast

On white

7.59

#30509E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#30509E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30509E

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30509E	#FFFFFF	#000000	##FFFFFF
##30509E	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2559A1

Deuteranopia (green-blind)

#064F9C

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #30509e;
/* rgb */ color: rgb(48, 80, 158);
/* oklch */ color: oklch(45.1% 0.132 264.8);

Tailwind

colors: {
  custom: {
    50: '#7680bb',
    500: '#30509e',
    950: '#000000',
  },
}

SCSS

$custom: #30509e;
$custom-light: #7680bb;
$custom-dark: #000000;

JSON

{
  "hex": "#30509e",
  "rgb": {
    "r": 48,
    "g": 80,
    "b": 158
  },
  "hsl": {
    "h": 222.545,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.45072,
    "c": 0.13231,
    "h": 264.8
  },
  "luminance": 0.08834
}

Semantic roles & 50–950 ramp

primary

#30509E

secondary

#BDA56D

accent

#B24BDD

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #30509E

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

Preview Lab → · Contrast checker → · Palette generator →