#30389E#30389E

#30389E is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.2% C 0.163 H 273.1°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#30389E
RGB	rgb(48, 56, 158)
HSL	hsl(236, 53%, 40%)
HSV	hsv(236, 70%, 62%)
CMYK	cmyk(69.6%, 64.6%, 0%, 38%)
CIE-LAB	lab(29.22, 31.30, -56.40)
CIE-LCH	lch(29.22, 64.51, 299.03°)
OKLab	oklab(40.25% 0.0088 -0.1628)
OKLCH	oklch(40.25% 0.163 273.1)
XYZ	xyz(8.8026, 5.9245, 33.0208)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30389E #9E9630

analogous

#306F9E #30389E #5F309E

triadic

#30389E #9E3038 #389E30

tetradic

#30389E #9E306F #9E9630 #309E5F

square

#30389E #9E306F #9E9630 #309E5F

split-complementary

#30389E #9E5F30 #6F9E30

monochromatic

#131740 #22276F #30389E #454EC6 #747BD5

Accessibility & contrast

On white

9.61

#30389E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#30389E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30389E

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30389E	#FFFFFF	#000000	##FFFFFF
##30389E	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA1

Deuteranopia (green-blind)

#00409C

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #30389e;
/* rgb */ color: rgb(48, 56, 158);
/* oklch */ color: oklch(40.2% 0.163 273.1);

Tailwind

colors: {
  custom: {
    50: '#776ebc',
    500: '#30389e',
    950: '#000000',
  },
}

SCSS

$custom: #30389e;
$custom-light: #776ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#30389e",
  "rgb": {
    "r": 48,
    "g": 56,
    "b": 158
  },
  "hsl": {
    "h": 235.636,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.40247,
    "c": 0.16304,
    "h": 273.1
  },
  "luminance": 0.05925
}

Semantic roles & 50–950 ramp

primary

#30389E

secondary

#BDB76D

accent

#D24BDD

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #30389E

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

Preview Lab → · Contrast checker → · Palette generator →