#30428D#30428D

#30428D is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.8% C 0.126 H 269.9°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#30428D
RGB	rgb(48, 66, 141)
HSL	hsl(228, 49%, 37%)
HSV	hsv(228, 66%, 55%)
CMYK	cmyk(66%, 53.2%, 0%, 44.7%)
CIE-LAB	lab(30.51, 18.39, -43.91)
CIE-LCH	lch(30.51, 47.61, 292.72°)
OKLab	oklab(40.78% -0.0003 -0.126)
OKLCH	oklch(40.78% 0.126 269.9)
XYZ	xyz(7.9732, 6.4472, 26.0184)
Luminance	0.0645 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30428D #8D7B30

analogous

#30718D #30428D #4D308D

triadic

#30428D #8D3042 #428D30

tetradic

#30428D #8D3071 #8D7B30 #308D4D

square

#30428D #8D3071 #8D7B30 #308D4D

split-complementary

#30428D #8D4D30 #718D30

monochromatic

#111732 #202D5F #30428D #4057BB #6B7ECD

Accessibility & contrast

On white

9.17

#30428D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#30428D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30428D

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30428D	#FFFFFF	#000000	##FFFFFF
##30428D	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154C90

Deuteranopia (green-blind)

#00448B

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #30428d;
/* rgb */ color: rgb(48, 66, 141);
/* oklch */ color: oklch(40.8% 0.126 269.9);

Tailwind

colors: {
  custom: {
    50: '#7376af',
    500: '#30428d',
    950: '#000000',
  },
}

SCSS

$custom: #30428d;
$custom-light: #7376af;
$custom-dark: #000000;

JSON

{
  "hex": "#30428d",
  "rgb": {
    "r": 48,
    "g": 66,
    "b": 141
  },
  "hsl": {
    "h": 228.387,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.40785,
    "c": 0.12598,
    "h": 269.9
  },
  "luminance": 0.06448
}

Semantic roles & 50–950 ramp

primary

#30428D

secondary

#B4A565

accent

#BE4FD9

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #30428D

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

Preview Lab → · Contrast checker → · Palette generator →