#3041BB#3041BB

#3041BB is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.5% C 0.191 H 270.2°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#3041BB
RGB	rgb(48, 65, 187)
HSL	hsl(233, 59%, 46%)
HSV	hsv(233, 74%, 73%)
CMYK	cmyk(74.3%, 65.2%, 0%, 26.7%)
CIE-LAB	lab(33.97, 35.96, -65.96)
CIE-LCH	lch(33.97, 75.12, 298.60°)
OKLab	oklab(44.52% 0.0008 -0.1907)
OKLCH	oklch(44.52% 0.191 270.2)
XYZ	xyz(12.0758, 7.9955, 47.9109)
Luminance	0.0800 (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

#3041BB #BBAA30

analogous

#3086BB #3041BB #6430BB

triadic

#3041BB #BB3041 #41BB30

tetradic

#3041BB #BB3086 #BBAA30 #30BB64

square

#3041BB #BB3086 #BBAA30 #30BB64

split-complementary

#3041BB #BB6430 #86BB30

monochromatic

#171F5A #23308A #3041BB #5564D3 #8691E0

Accessibility & contrast

On white

8.08

#3041BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3041BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3041BB

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3041BB	#FFFFFF	#000000	##FFFFFF
##3041BB	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BF

Deuteranopia (green-blind)

#0049B9

Tritanopia (blue-blind)

#006178

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3041bb;
/* rgb */ color: rgb(48, 65, 187);
/* oklch */ color: oklch(44.5% 0.191 270.2);

Tailwind

colors: {
  custom: {
    50: '#7d75d1',
    500: '#3041bb',
    950: '#000000',
  },
}

SCSS

$custom: #3041bb;
$custom-light: #7d75d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3041bb",
  "rgb": {
    "r": 48,
    "g": 65,
    "b": 187
  },
  "hsl": {
    "h": 232.662,
    "s": 59.149,
    "l": 46.078
  },
  "oklch": {
    "l": 0.44518,
    "c": 0.19073,
    "h": 270.2
  },
  "luminance": 0.07997
}

Semantic roles & 50–950 ramp

primary

#3041BB

secondary

#C9C07D

accent

#CF45E2

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #3041BB

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

Preview Lab → · Contrast checker → · Palette generator →