#2431BD#2431BD

#2431BD is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.6% C 0.213 H 269.1°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#2431BD
RGB	rgb(36, 49, 189)
HSL	hsl(235, 68%, 44%)
HSV	hsv(235, 81%, 74%)
CMYK	cmyk(81%, 74.1%, 0%, 25.9%)
CIE-LAB	lab(30.02, 45.35, -73.67)
CIE-LCH	lch(30.02, 86.51, 301.62°)
OKLab	oklab(41.56% -0.0034 -0.2134)
OKLCH	oklch(41.56% 0.213 269.1)
XYZ	xyz(11.0080, 6.2445, 48.7594)
Luminance	0.0625 (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

#2431BD #BDB024

analogous

#247EBD #2431BD #6424BD

triadic

#2431BD #BD2431 #31BD24

tetradic

#2431BD #BD247E #BDB024 #24BD64

square

#2431BD #BD247E #BDB024 #24BD64

split-complementary

#2431BD #BD6424 #7EBD24

monochromatic

#101656 #1A248A #2431BD #4350DB #7680E5

Accessibility & contrast

On white

9.34

#2431BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2431BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2431BD

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2431BD	#FFFFFF	#000000	##FFFFFF
##2431BD	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC1

Deuteranopia (green-blind)

#003FBB

Tritanopia (blue-blind)

#005A74

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2431bd;
/* rgb */ color: rgb(36, 49, 189);
/* oklch */ color: oklch(41.6% 0.213 269.1);

Tailwind

colors: {
  custom: {
    50: '#7b6ad2',
    500: '#2431bd',
    950: '#000000',
  },
}

SCSS

$custom: #2431bd;
$custom-light: #7b6ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#2431bd",
  "rgb": {
    "r": 36,
    "g": 49,
    "b": 189
  },
  "hsl": {
    "h": 234.902,
    "s": 68,
    "l": 44.118
  },
  "oklch": {
    "l": 0.41563,
    "c": 0.21347,
    "h": 269.1
  },
  "luminance": 0.06246
}

Semantic roles & 50–950 ramp

primary

#2431BD

secondary

#CCC570

accent

#DC3DEB

background

#F8F6FD

surface

#EFEBFA

border

#CAC6D3

text

#0B0614

muted

#7C7A83

Preview Lab

Preview with #2431BD

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

Preview Lab → · Contrast checker → · Palette generator →