#2427AD#2427AD

#2427AD is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.4% C 0.204 H 270.7°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#2427AD
RGB	rgb(36, 39, 173)
HSL	hsl(239, 66%, 41%)
HSV	hsv(239, 79%, 68%)
CMYK	cmyk(79.2%, 77.5%, 0%, 32.2%)
CIE-LAB	lab(26.28, 45.60, -70.33)
CIE-LCH	lch(26.28, 83.82, 302.96°)
OKLab	oklab(38.4% 0.0025 -0.2037)
OKLCH	oklch(38.4% 0.204 270.7)
XYZ	xyz(8.9933, 4.8422, 39.9877)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2427AD #ADAA24

analogous

#246BAD #2427AD #6524AD

triadic

#2427AD #AD2427 #27AD24

tetradic

#2427AD #AD246B #ADAA24 #24AD65

square

#2427AD #AD246B #ADAA24 #24AD65

split-complementary

#2427AD #AD6524 #6BAD24

monochromatic

#0F1048 #191C7A #2427AD #393CD6 #6B6EE0

Accessibility & contrast

On white

10.67

#2427AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2427AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2427AD

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2427AD	#FFFFFF	#000000	##FFFFFF
##2427AD	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B1

Deuteranopia (green-blind)

#0037AB

Tritanopia (blue-blind)

#004F69

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2427ad;
/* rgb */ color: rgb(36, 39, 173);
/* oklch */ color: oklch(38.4% 0.204 270.7);

Tailwind

colors: {
  custom: {
    50: '#7863c7',
    500: '#2427ad',
    950: '#000000',
  },
}

SCSS

$custom: #2427ad;
$custom-light: #7863c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2427ad",
  "rgb": {
    "r": 36,
    "g": 39,
    "b": 173
  },
  "hsl": {
    "h": 238.686,
    "s": 65.55,
    "l": 40.98
  },
  "oklch": {
    "l": 0.38396,
    "c": 0.20368,
    "h": 270.7
  },
  "luminance": 0.04843
}

Semantic roles & 50–950 ramp

primary

#2427AD

secondary

#C6C466

accent

#E53FE9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2427AD

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

Preview Lab → · Contrast checker → · Palette generator →