#3023BB#3023BB

#3023BB is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 40.2% C 0.220 H 273.9°. Best body text is #FFFFFF at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#3023BB
RGB	rgb(48, 35, 187)
HSL	hsl(245, 68%, 44%)
HSV	hsv(245, 81%, 73%)
CMYK	cmyk(74.3%, 81.3%, 0%, 26.7%)
CIE-LAB	lab(27.89, 52.89, -75.99)
CIE-LCH	lch(27.89, 92.58, 304.84°)
OKLab	oklab(40.18% 0.015 -0.2198)
OKLCH	oklch(40.18% 0.22 273.9)
XYZ	xyz(10.7866, 5.4172, 47.4812)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3023BB #AEBB23

analogous

#2362BB #3023BB #7C23BB

triadic

#3023BB #BB3023 #23BB30

tetradic

#3023BB #BB2362 #AEBB23 #23BB7C

square

#3023BB #BB2362 #AEBB23 #23BB7C

split-complementary

#3023BB #BB7C23 #62BB23

monochromatic

#161054 #231987 #3023BB #4D40DB #7D74E5

Accessibility & contrast

On white

10.08

#3023BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3023BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3023BB

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3023BB	#FFFFFF	#000000	##FFFFFF
##3023BB	1.00	10.08	2.08	10.08
#FFFFFF	10.08	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BF

Deuteranopia (green-blind)

#003BB8

Tritanopia (blue-blind)

#005370

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3023bb;
/* rgb */ color: rgb(48, 35, 187);
/* oklch */ color: oklch(40.2% 0.220 273.9);

Tailwind

colors: {
  custom: {
    50: '#8063d1',
    500: '#3023bb',
    950: '#000000',
  },
}

SCSS

$custom: #3023bb;
$custom-light: #8063d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3023bb",
  "rgb": {
    "r": 48,
    "g": 35,
    "b": 187
  },
  "hsl": {
    "h": 245.132,
    "s": 68.468,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40177,
    "c": 0.22029,
    "h": 273.9
  },
  "luminance": 0.05418
}

Semantic roles & 50–950 ramp

primary

#3023BB

secondary

#C4CC6E

accent

#EB3CDC

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0514

muted

#7D7A83

Preview Lab

Preview with #3023BB

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

Preview Lab → · Contrast checker → · Palette generator →