#30458F#30458F

#30458F is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.6% C 0.125 H 268.6°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#30458F
RGB	rgb(48, 69, 143)
HSL	hsl(227, 50%, 37%)
HSV	hsv(227, 66%, 56%)
CMYK	cmyk(66.4%, 51.7%, 0%, 43.9%)
CIE-LAB	lab(31.50, 17.11, -43.55)
CIE-LCH	lch(31.50, 46.79, 291.45°)
OKLab	oklab(41.58% -0.0031 -0.1249)
OKLCH	oklch(41.58% 0.125 268.6)
XYZ	xyz(8.3033, 6.8670, 26.8692)
Luminance	0.0687 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30458F #8F7A30

analogous

#30748F #30458F #4B308F

triadic

#30458F #8F3045 #458F30

tetradic

#30458F #8F3074 #8F7A30 #308F4B

square

#30458F #8F3074 #8F7A30 #308F4B

split-complementary

#30458F #8F4B30 #748F30

monochromatic

#111933 #212F61 #30458F #3F5BBD #6C81CE

Accessibility & contrast

On white

8.85

#30458F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#30458F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30458F

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30458F	#FFFFFF	#000000	##FFFFFF
##30458F	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4F92

Deuteranopia (green-blind)

#00468D

Tritanopia (blue-blind)

#005663

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #30458f;
/* rgb */ color: rgb(48, 69, 143);
/* oklch */ color: oklch(41.6% 0.125 268.6);

Tailwind

colors: {
  custom: {
    50: '#7378b0',
    500: '#30458f',
    950: '#000000',
  },
}

SCSS

$custom: #30458f;
$custom-light: #7378b0;
$custom-dark: #000000;

JSON

{
  "hex": "#30458f",
  "rgb": {
    "r": 48,
    "g": 69,
    "b": 143
  },
  "hsl": {
    "h": 226.737,
    "s": 49.738,
    "l": 37.451
  },
  "oklch": {
    "l": 0.41579,
    "c": 0.1249,
    "h": 268.6
  },
  "luminance": 0.06868
}

Semantic roles & 50–950 ramp

primary

#30458F

secondary

#B5A366

accent

#BB4FD9

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #30458F

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

Preview Lab → · Contrast checker → · Palette generator →