#3023B7#3023B7

#3023B7 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.7% C 0.216 H 274.3°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#3023B7
RGB	rgb(48, 35, 183)
HSL	hsl(245, 68%, 43%)
HSV	hsv(245, 81%, 72%)
CMYK	cmyk(73.8%, 80.9%, 0%, 28.2%)
CIE-LAB	lab(27.43, 51.67, -74.38)
CIE-LCH	lch(27.43, 90.57, 304.79°)
OKLab	oklab(39.72% 0.016 -0.2151)
OKLCH	oklch(39.72% 0.216 274.3)
XYZ	xyz(10.3644, 5.2483, 45.2574)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3023B7 #AAB723

analogous

#2360B7 #3023B7 #7A23B7

triadic

#3023B7 #B73023 #23B730

tetradic

#3023B7 #B72360 #AAB723 #23B77A

square

#3023B7 #B72360 #AAB723 #23B77A

split-complementary

#3023B7 #B77A23 #60B723

monochromatic

#150F50 #231984 #3023B7 #4B3DDA #7B71E4

Accessibility & contrast

On white

10.24

#3023B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#3023B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3023B7

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3023B7	#FFFFFF	#000000	##FFFFFF
##3023B7	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047BB

Deuteranopia (green-blind)

#003AB4

Tritanopia (blue-blind)

#00516E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3023b7;
/* rgb */ color: rgb(48, 35, 183);
/* oklch */ color: oklch(39.7% 0.216 274.3);

Tailwind

colors: {
  custom: {
    50: '#7f62ce',
    500: '#3023b7',
    950: '#000000',
  },
}

SCSS

$custom: #3023b7;
$custom-light: #7f62ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3023b7",
  "rgb": {
    "r": 48,
    "g": 35,
    "b": 183
  },
  "hsl": {
    "h": 245.27,
    "s": 67.89,
    "l": 42.745
  },
  "oklch": {
    "l": 0.39724,
    "c": 0.2157,
    "h": 274.3
  },
  "luminance": 0.05249
}

Semantic roles & 50–950 ramp

primary

#3023B7

secondary

#C2CA6B

accent

#EB3DDC

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0514

muted

#7D7A82

Preview Lab

Preview with #3023B7

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

Preview Lab → · Contrast checker → · Palette generator →