#3038AB#3038AB

#3038AB is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.5% C 0.180 H 272.5°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#3038AB
RGB	rgb(48, 56, 171)
HSL	hsl(236, 56%, 43%)
HSV	hsv(236, 72%, 67%)
CMYK	cmyk(71.9%, 67.3%, 0%, 32.9%)
CIE-LAB	lab(30.39, 35.94, -62.33)
CIE-LCH	lch(30.39, 71.95, 299.97°)
OKLab	oklab(41.46% 0.0077 -0.1802)
OKLCH	oklch(41.46% 0.18 272.5)
XYZ	xyz(9.9813, 6.3960, 39.2287)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3038AB #ABA330

analogous

#3075AB #3038AB #6630AB

triadic

#3038AB #AB3038 #38AB30

tetradic

#3038AB #AB3075 #ABA330 #30AB66

square

#3038AB #AB3075 #ABA330 #30AB66

split-complementary

#3038AB #AB6630 #75AB30

monochromatic

#15194B #23287B #3038AB #4C54CD #7B82DA

Accessibility & contrast

On white

9.21

#3038AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3038AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3038AB

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3038AB	#FFFFFF	#000000	##FFFFFF
##3038AB	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAF

Deuteranopia (green-blind)

#0042A9

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3038ab;
/* rgb */ color: rgb(48, 56, 171);
/* oklch */ color: oklch(41.5% 0.180 272.5);

Tailwind

colors: {
  custom: {
    50: '#7a6fc5',
    500: '#3038ab',
    950: '#000000',
  },
}

SCSS

$custom: #3038ab;
$custom-light: #7a6fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3038ab",
  "rgb": {
    "r": 48,
    "g": 56,
    "b": 171
  },
  "hsl": {
    "h": 236.098,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.41459,
    "c": 0.18033,
    "h": 272.5
  },
  "luminance": 0.06397
}

Semantic roles & 50–950 ramp

primary

#3038AB

secondary

#C3BD74

accent

#D648DF

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3038AB

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

Preview Lab → · Contrast checker → · Palette generator →