#281E6E#281E6E

#281E6E is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.5% C 0.131 H 280.9°. Best body text is #FFFFFF at 13.99:1 contrast (WCAG AA passes).

Color values

HEX	#281E6E
RGB	rgb(40, 30, 110)
HSL	hsl(248, 57%, 27%)
HSV	hsv(248, 73%, 43%)
CMYK	cmyk(63.6%, 72.7%, 0%, 56.9%)
CIE-LAB	lab(17.94, 29.80, -44.80)
CIE-LCH	lch(17.94, 53.81, 303.63°)
OKLab	oklab(30.54% 0.0249 -0.1291)
OKLCH	oklch(30.54% 0.131 280.9)
XYZ	xyz(4.1529, 2.5052, 15.0135)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E6E #646E1E

analogous

#1E3C6E #281E6E #501E6E

triadic

#281E6E #6E281E #1E6E28

tetradic

#281E6E #6E1E3C #646E1E #1E6E50

square

#281E6E #6E1E3C #646E1E #1E6E50

split-complementary

#281E6E #6E501E #3C6E1E

monochromatic

#090718 #17113E #281E6E #392B9E #4E3CCA

Accessibility & contrast

On white

13.99

#281E6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#281E6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E6E

13.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E6E	#FFFFFF	#000000	##FFFFFF
##281E6E	1.00	13.99	1.50	13.99
#FFFFFF	13.99	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F70

Deuteranopia (green-blind)

#00296C

Tritanopia (blue-blind)

#003343

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #281e6e;
/* rgb */ color: rgb(40, 30, 110);
/* oklch */ color: oklch(30.5% 0.131 280.9);

Tailwind

colors: {
  custom: {
    50: '#6b5b98',
    500: '#281e6e',
    950: '#000000',
  },
}

SCSS

$custom: #281e6e;
$custom-light: #6b5b98;
$custom-dark: #000000;

JSON

{
  "hex": "#281e6e",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 110
  },
  "hsl": {
    "h": 247.5,
    "s": 57.143,
    "l": 27.451
  },
  "oklch": {
    "l": 0.30538,
    "c": 0.13149,
    "h": 280.9
  },
  "luminance": 0.02505
}

Semantic roles & 50–950 ramp

primary

#281E6E

secondary

#97A246

accent

#E047CD

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #281E6E

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

Preview Lab → · Contrast checker → · Palette generator →