#2420B3#2420B3

#2420B3 is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.2% C 0.217 H 270.9°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#2420B3
RGB	rgb(36, 32, 179)
HSL	hsl(242, 70%, 41%)
HSV	hsv(242, 82%, 70%)
CMYK	cmyk(79.9%, 82.1%, 0%, 29.8%)
CIE-LAB	lab(25.75, 51.09, -74.81)
CIE-LCH	lch(25.75, 90.59, 304.33°)
OKLab	oklab(38.23% 0.0032 -0.2165)
OKLCH	oklch(38.23% 0.217 270.9)
XYZ	xyz(9.3780, 4.6617, 43.0446)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2420B3 #AFB320

analogous

#2066B3 #2420B3 #6E20B3

triadic

#2420B3 #B32420 #20B324

tetradic

#2420B3 #B32066 #AFB320 #20B36E

square

#2420B3 #B32066 #AFB320 #20B36E

split-complementary

#2420B3 #B36E20 #66B320

monochromatic

#0F0D4B #1A177F #2420B3 #3A35DB #6D69E4

Accessibility & contrast

On white

10.87

#2420B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2420B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2420B3

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2420B3	#FFFFFF	#000000	##FFFFFF
##2420B3	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B7

Deuteranopia (green-blind)

#0035B1

Tritanopia (blue-blind)

#004F6B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2420b3;
/* rgb */ color: rgb(36, 32, 179);
/* oklch */ color: oklch(38.2% 0.217 270.9);

Tailwind

colors: {
  custom: {
    50: '#7a60cb',
    500: '#2420b3',
    950: '#000000',
  },
}

SCSS

$custom: #2420b3;
$custom-light: #7a60cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2420b3",
  "rgb": {
    "r": 36,
    "g": 32,
    "b": 179
  },
  "hsl": {
    "h": 241.633,
    "s": 69.668,
    "l": 41.373
  },
  "oklch": {
    "l": 0.38227,
    "c": 0.21654,
    "h": 270.9
  },
  "luminance": 0.04663
}

Semantic roles & 50–950 ramp

primary

#2420B3

secondary

#C7CA65

accent

#EC3BE8

background

#F8F5FC

surface

#EFEAF9

border

#CAC6D2

text

#0B0514

muted

#7C7982

Preview Lab

Preview with #2420B3

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

Preview Lab → · Contrast checker → · Palette generator →