#2430B0#2430B0

#2430B0 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 40.0% C 0.199 H 269.6°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#2430B0
RGB	rgb(36, 48, 176)
HSL	hsl(235, 66%, 42%)
HSV	hsv(235, 80%, 69%)
CMYK	cmyk(79.5%, 72.7%, 0%, 31%)
CIE-LAB	lab(28.44, 41.45, -68.56)
CIE-LCH	lch(28.44, 80.11, 301.16°)
OKLab	oklab(40.03% -0.0013 -0.1986)
OKLCH	oklch(40.03% 0.199 269.6)
XYZ	xyz(9.6183, 5.6225, 41.6442)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.84

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2430B0 #B0A424

analogous

#2476B0 #2430B0 #5E24B0

triadic

#2430B0 #B02430 #30B024

tetradic

#2430B0 #B02476 #B0A424 #24B05E

square

#2430B0 #B02476 #B0A424 #24B05E

split-complementary

#2430B0 #B05E24 #76B024

monochromatic

#0F144A #1A227D #2430B0 #3A48D7 #6D77E1

Accessibility & contrast

On white

9.88

#2430B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#2430B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2430B0

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2430B0	#FFFFFF	#000000	##FFFFFF
##2430B0	1.00	9.88	2.12	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB4

Deuteranopia (green-blind)

#003CAE

Tritanopia (blue-blind)

#00556D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2430b0;
/* rgb */ color: rgb(36, 48, 176);
/* oklch */ color: oklch(40.0% 0.199 269.6);

Tailwind

colors: {
  custom: {
    50: '#7869c9',
    500: '#2430b0',
    950: '#000000',
  },
}

SCSS

$custom: #2430b0;
$custom-light: #7869c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2430b0",
  "rgb": {
    "r": 36,
    "g": 48,
    "b": 176
  },
  "hsl": {
    "h": 234.857,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.40026,
    "c": 0.19858,
    "h": 269.6
  },
  "luminance": 0.05624
}

Semantic roles & 50–950 ramp

primary

#2430B0

secondary

#C8BF68

accent

#DA3FE9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2430B0

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

Preview Lab → · Contrast checker → · Palette generator →