#242E8D#242E8D

#242E8D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.1% C 0.155 H 271.3°. Best body text is #FFFFFF at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#242E8D
RGB	rgb(36, 46, 141)
HSL	hsl(234, 59%, 35%)
HSV	hsv(234, 74%, 55%)
CMYK	cmyk(74.5%, 67.4%, 0%, 44.7%)
CIE-LAB	lab(24.49, 30.07, -53.75)
CIE-LCH	lch(24.49, 61.59, 299.23°)
OKLab	oklab(36.12% 0.0036 -0.1554)
OKLCH	oklch(36.12% 0.155 271.3)
XYZ	xyz(6.5106, 4.2515, 25.6716)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242E8D #8D8324

analogous

#24628D #242E8D #4F248D

triadic

#242E8D #8D242E #2E8D24

tetradic

#242E8D #8D2462 #8D8324 #248D4F

square

#242E8D #8D2462 #8D8324 #248D4F

split-complementary

#242E8D #8D4F24 #628D24

monochromatic

#0B0E2B #181E5C #242E8D #303EBE #5763D4

Accessibility & contrast

On white

11.35

#242E8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#242E8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242E8D

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242E8D	#FFFFFF	#000000	##FFFFFF
##242E8D	1.00	11.35	1.85	11.35
#FFFFFF	11.35	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F90

Deuteranopia (green-blind)

#00358B

Tritanopia (blue-blind)

#004759

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #242e8d;
/* rgb */ color: rgb(36, 46, 141);
/* oklch */ color: oklch(36.1% 0.155 271.3);

Tailwind

colors: {
  custom: {
    50: '#6f67af',
    500: '#242e8d',
    950: '#000000',
  },
}

SCSS

$custom: #242e8d;
$custom-light: #6f67af;
$custom-dark: #000000;

JSON

{
  "hex": "#242e8d",
  "rgb": {
    "r": 36,
    "g": 46,
    "b": 141
  },
  "hsl": {
    "h": 234.286,
    "s": 59.322,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36116,
    "c": 0.15543,
    "h": 271.3
  },
  "luminance": 0.04252
}

Semantic roles & 50–950 ramp

primary

#242E8D

secondary

#B8AF54

accent

#D445E3

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #242E8D

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

Preview Lab → · Contrast checker → · Palette generator →