#30388C#30388C

#30388C is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.7% C 0.138 H 273.9°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#30388C
RGB	rgb(48, 56, 140)
HSL	hsl(235, 49%, 37%)
HSV	hsv(235, 66%, 55%)
CMYK	cmyk(65.7%, 60%, 0%, 45.1%)
CIE-LAB	lab(27.71, 24.77, -47.84)
CIE-LCH	lch(27.71, 53.87, 297.37°)
OKLab	oklab(38.66% 0.0094 -0.1377)
OKLCH	oklch(38.66% 0.138 273.9)
XYZ	xyz(7.3652, 5.3495, 25.4503)
Luminance	0.0535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30388C #8C8430

analogous

#30668C #30388C #56308C

triadic

#30388C #8C3038 #388C30

tetradic

#30388C #8C3066 #8C8430 #308C56

square

#30388C #8C3066 #8C8430 #308C56

split-complementary

#30388C #8C5630 #668C30

monochromatic

#111431 #20265E #30388C #404ABA #6A73CC

Accessibility & contrast

On white

10.14

#30388C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#30388C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30388C

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30388C	#FFFFFF	#000000	##FFFFFF
##30388C	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468F

Deuteranopia (green-blind)

#003D8A

Tritanopia (blue-blind)

#004C5C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #30388c;
/* rgb */ color: rgb(48, 56, 140);
/* oklch */ color: oklch(38.7% 0.138 273.9);

Tailwind

colors: {
  custom: {
    50: '#736eae',
    500: '#30388c',
    950: '#000000',
  },
}

SCSS

$custom: #30388c;
$custom-light: #736eae;
$custom-dark: #000000;

JSON

{
  "hex": "#30388c",
  "rgb": {
    "r": 48,
    "g": 56,
    "b": 140
  },
  "hsl": {
    "h": 234.783,
    "s": 48.936,
    "l": 36.863
  },
  "oklch": {
    "l": 0.38659,
    "c": 0.13798,
    "h": 273.9
  },
  "luminance": 0.0535
}

Semantic roles & 50–950 ramp

primary

#30388C

secondary

#B3AC64

accent

#CD4FD8

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #30388C

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

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