#281E94#281E94

#281E94 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.6% C 0.180 H 275.2°. Best body text is #FFFFFF at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#281E94
RGB	rgb(40, 30, 148)
HSL	hsl(245, 66%, 35%)
HSV	hsv(245, 80%, 58%)
CMYK	cmyk(73%, 79.7%, 0%, 42%)
CIE-LAB	lab(22.01, 42.55, -62.16)
CIE-LCH	lch(22.01, 75.33, 304.39°)
OKLab	oklab(34.63% 0.0163 -0.1798)
OKLCH	oklch(34.63% 0.181 275.2)
XYZ	xyz(6.6829, 3.5171, 28.3379)
Luminance	0.0352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E94 #8A941E

analogous

#1E4F94 #281E94 #631E94

triadic

#281E94 #94281E #1E9428

tetradic

#281E94 #941E4F #8A941E #1E9463

square

#281E94 #941E4F #8A941E #1E9463

split-complementary

#281E94 #94631E #4F941E

monochromatic

#0C092E #1A1461 #281E94 #3628C7 #5D51DC

Accessibility & contrast

On white

12.33

#281E94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#281E94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E94

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E94	#FFFFFF	#000000	##FFFFFF
##281E94	1.00	12.33	1.70	12.33
#FFFFFF	12.33	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A97

Deuteranopia (green-blind)

#002F92

Tritanopia (blue-blind)

#004259

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #281e94;
/* rgb */ color: rgb(40, 30, 148);
/* oklch */ color: oklch(34.6% 0.180 275.2);

Tailwind

colors: {
  custom: {
    50: '#745db5',
    500: '#281e94',
    950: '#000000',
  },
}

SCSS

$custom: #281e94;
$custom-light: #745db5;
$custom-dark: #000000;

JSON

{
  "hex": "#281e94",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 148
  },
  "hsl": {
    "h": 245.085,
    "s": 66.292,
    "l": 34.902
  },
  "oklch": {
    "l": 0.34629,
    "c": 0.1805,
    "h": 275.2
  },
  "luminance": 0.03518
}

Semantic roles & 50–950 ramp

primary

#281E94

secondary

#B5BF4F

accent

#E93FDB

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #281E94

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

Preview Lab → · Contrast checker → · Palette generator →