#281E92#281E92

#281E92 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.4% C 0.178 H 275.4°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#281E92
RGB	rgb(40, 30, 146)
HSL	hsl(245, 66%, 35%)
HSV	hsv(245, 79%, 57%)
CMYK	cmyk(72.6%, 79.5%, 0%, 42.7%)
CIE-LAB	lab(21.78, 41.90, -61.30)
CIE-LCH	lch(21.78, 74.25, 304.35°)
OKLab	oklab(34.4% 0.0168 -0.1772)
OKLCH	oklch(34.4% 0.178 275.4)
XYZ	xyz(6.5259, 3.4544, 27.5114)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E92 #88921E

analogous

#1E4E92 #281E92 #621E92

triadic

#281E92 #92281E #1E9228

tetradic

#281E92 #921E4E #88921E #1E9262

square

#281E92 #921E4E #88921E #1E9262

split-complementary

#281E92 #92621E #4E921E

monochromatic

#0C092C #1A145F #281E92 #3628C5 #5B4FDB

Accessibility & contrast

On white

12.42

#281E92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#281E92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E92

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E92	#FFFFFF	#000000	##FFFFFF
##281E92	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003995

Deuteranopia (green-blind)

#002F90

Tritanopia (blue-blind)

#004157

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #281e92;
/* rgb */ color: rgb(40, 30, 146);
/* oklch */ color: oklch(34.4% 0.178 275.4);

Tailwind

colors: {
  custom: {
    50: '#745db3',
    500: '#281e92',
    950: '#000000',
  },
}

SCSS

$custom: #281e92;
$custom-light: #745db3;
$custom-dark: #000000;

JSON

{
  "hex": "#281e92",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 146
  },
  "hsl": {
    "h": 245.172,
    "s": 65.909,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34403,
    "c": 0.17804,
    "h": 275.4
  },
  "luminance": 0.03455
}

Semantic roles & 50–950 ramp

primary

#281E92

secondary

#B4BE4E

accent

#E93FDA

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #281E92

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

Preview Lab → · Contrast checker → · Palette generator →