#30408C#30408C

#30408C is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.3% C 0.127 H 270.7°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#30408C
RGB	rgb(48, 64, 140)
HSL	hsl(230, 49%, 37%)
HSV	hsv(230, 66%, 55%)
CMYK	cmyk(65.7%, 54.3%, 0%, 45.1%)
CIE-LAB	lab(29.88, 19.37, -44.32)
CIE-LCH	lch(29.88, 48.37, 293.61°)
OKLab	oklab(40.28% 0.0016 -0.1272)
OKLCH	oklch(40.28% 0.127 270.7)
XYZ	xyz(7.7843, 6.1879, 25.5900)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30408C #8C7C30

analogous

#306E8C #30408C #4E308C

triadic

#30408C #8C3040 #408C30

tetradic

#30408C #8C306E #8C7C30 #308C4E

square

#30408C #8C306E #8C7C30 #308C4E

split-complementary

#30408C #8C4E30 #6E8C30

monochromatic

#111631 #202B5E #30408C #4055BA #6A7BCC

Accessibility & contrast

On white

9.38

#30408C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#30408C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30408C

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30408C	#FFFFFF	#000000	##FFFFFF
##30408C	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F4B8F

Deuteranopia (green-blind)

#00428A

Tritanopia (blue-blind)

#00525F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #30408c;
/* rgb */ color: rgb(48, 64, 140);
/* oklch */ color: oklch(40.3% 0.127 270.7);

Tailwind

colors: {
  custom: {
    50: '#7374ae',
    500: '#30408c',
    950: '#000000',
  },
}

SCSS

$custom: #30408c;
$custom-light: #7374ae;
$custom-dark: #000000;

JSON

{
  "hex": "#30408c",
  "rgb": {
    "r": 48,
    "g": 64,
    "b": 140
  },
  "hsl": {
    "h": 229.565,
    "s": 48.936,
    "l": 36.863
  },
  "oklch": {
    "l": 0.40285,
    "c": 0.12721,
    "h": 270.7
  },
  "luminance": 0.06189
}

Semantic roles & 50–950 ramp

primary

#30408C

secondary

#B3A664

accent

#C14FD8

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #30408C

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

Preview Lab → · Contrast checker → · Palette generator →