#242C8E#242C8E

#242C8E is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.9% C 0.159 H 271.7°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#242C8E
RGB	rgb(36, 44, 142)
HSL	hsl(235, 60%, 35%)
HSV	hsv(235, 75%, 56%)
CMYK	cmyk(74.6%, 69%, 0%, 44.3%)
CIE-LAB	lab(24.09, 31.75, -55.02)
CIE-LCH	lch(24.09, 63.52, 299.99°)
OKLab	oklab(35.86% 0.0048 -0.1591)
OKLCH	oklch(35.86% 0.159 271.7)
XYZ	xyz(6.5091, 4.1288, 26.0398)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242C8E #8E8624

analogous

#24618E #242C8E #51248E

triadic

#242C8E #8E242C #2C8E24

tetradic

#242C8E #8E2461 #8E8624 #248E51

square

#242C8E #8E2461 #8E8624 #248E51

split-complementary

#242C8E #8E5124 #618E24

monochromatic

#0B0E2C #181D5D #242C8E #303BBF #5861D5

Accessibility & contrast

On white

11.50

#242C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#242C8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242C8E

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242C8E	#FFFFFF	#000000	##FFFFFF
##242C8E	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00348C

Tritanopia (blue-blind)

#004659

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #242c8e;
/* rgb */ color: rgb(36, 44, 142);
/* oklch */ color: oklch(35.9% 0.159 271.7);

Tailwind

colors: {
  custom: {
    50: '#7065b0',
    500: '#242c8e',
    950: '#000000',
  },
}

SCSS

$custom: #242c8e;
$custom-light: #7065b0;
$custom-dark: #000000;

JSON

{
  "hex": "#242c8e",
  "rgb": {
    "r": 36,
    "g": 44,
    "b": 142
  },
  "hsl": {
    "h": 235.472,
    "s": 59.551,
    "l": 34.902
  },
  "oklch": {
    "l": 0.35859,
    "c": 0.15917,
    "h": 271.7
  },
  "luminance": 0.04129
}

Semantic roles & 50–950 ramp

primary

#242C8E

secondary

#B9B155

accent

#D745E3

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #242C8E

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

Preview Lab → · Contrast checker → · Palette generator →