#2427A6#2427A6

#2427A6 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.6% C 0.195 H 271.1°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#2427A6
RGB	rgb(36, 39, 166)
HSL	hsl(239, 64%, 40%)
HSV	hsv(239, 78%, 65%)
CMYK	cmyk(78.3%, 76.5%, 0%, 34.9%)
CIE-LAB	lab(25.50, 43.26, -67.40)
CIE-LCH	lch(25.50, 80.09, 302.69°)
OKLab	oklab(37.61% 0.0038 -0.1952)
OKLCH	oklch(37.61% 0.195 271.1)
XYZ	xyz(8.3337, 4.5784, 36.5135)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2427A6 #A6A324

analogous

#2468A6 #2427A6 #6224A6

triadic

#2427A6 #A62427 #27A624

tetradic

#2427A6 #A62468 #A6A324 #24A662

square

#2427A6 #A62468 #A6A324 #24A662

split-complementary

#2427A6 #A66224 #68A624

monochromatic

#0E0F41 #191B74 #2427A6 #3438D3 #6669DE

Accessibility & contrast

On white

10.96

#2427A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2427A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2427A6

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2427A6	#FFFFFF	#000000	##FFFFFF
##2427A6	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AA

Deuteranopia (green-blind)

#0036A4

Tritanopia (blue-blind)

#004D65

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2427a6;
/* rgb */ color: rgb(36, 39, 166);
/* oklch */ color: oklch(37.6% 0.195 271.1);

Tailwind

colors: {
  custom: {
    50: '#7663c2',
    500: '#2427a6',
    950: '#000000',
  },
}

SCSS

$custom: #2427a6;
$custom-light: #7663c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2427a6",
  "rgb": {
    "r": 36,
    "g": 39,
    "b": 166
  },
  "hsl": {
    "h": 238.615,
    "s": 64.356,
    "l": 39.608
  },
  "oklch": {
    "l": 0.37614,
    "c": 0.19521,
    "h": 271.1
  },
  "luminance": 0.04579
}

Semantic roles & 50–950 ramp

primary

#2427A6

secondary

#C4C162

accent

#E440E7

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0513

muted

#7C7A82

Preview Lab

Preview with #2427A6

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

Preview Lab → · Contrast checker → · Palette generator →