#2439BC#2439BC

#2439BC is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 42.7% C 0.204 H 268.2°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#2439BC
RGB	rgb(36, 57, 188)
HSL	hsl(232, 68%, 44%)
HSV	hsv(232, 81%, 74%)
CMYK	cmyk(80.9%, 69.7%, 0%, 26.3%)
CIE-LAB	lab(31.65, 40.22, -70.39)
CIE-LCH	lch(31.65, 81.07, 299.74°)
OKLab	oklab(42.7% -0.0063 -0.2039)
OKLCH	oklch(42.7% 0.204 268.2)
XYZ	xyz(11.2646, 6.9308, 48.3113)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2439BC #BCA724

analogous

#2485BC #2439BC #5B24BC

triadic

#2439BC #BC2439 #39BC24

tetradic

#2439BC #BC2485 #BCA724 #24BC5B

square

#2439BC #BC2485 #BCA724 #24BC5B

split-complementary

#2439BC #BC5B24 #85BC24

monochromatic

#101A55 #1A2989 #2439BC #4257DB #7685E5

Accessibility & contrast

On white

8.80

#2439BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2439BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2439BC

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2439BC	#FFFFFF	#000000	##FFFFFF
##2439BC	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C0

Deuteranopia (green-blind)

#0043BA

Tritanopia (blue-blind)

#005E76

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2439bc;
/* rgb */ color: rgb(36, 57, 188);
/* oklch */ color: oklch(42.7% 0.204 268.2);

Tailwind

colors: {
  custom: {
    50: '#7a70d1',
    500: '#2439bc',
    950: '#000000',
  },
}

SCSS

$custom: #2439bc;
$custom-light: #7a70d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2439bc",
  "rgb": {
    "r": 36,
    "g": 57,
    "b": 188
  },
  "hsl": {
    "h": 231.711,
    "s": 67.857,
    "l": 43.922
  },
  "oklch": {
    "l": 0.42702,
    "c": 0.20404,
    "h": 268.2
  },
  "luminance": 0.06932
}

Semantic roles & 50–950 ramp

primary

#2439BC

secondary

#CCBF70

accent

#D33DEB

background

#F8F6FD

surface

#EFECFA

border

#CAC7D3

text

#0B0714

muted

#7C7A83

Preview Lab

Preview with #2439BC

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

Preview Lab → · Contrast checker → · Palette generator →