#281E68#281E68

#281E68 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 29.9% C 0.123 H 282.1°. Best body text is #FFFFFF at 14.23:1 contrast (WCAG AA passes).

Color values

HEX	#281E68
RGB	rgb(40, 30, 104)
HSL	hsl(248, 55%, 26%)
HSV	hsv(248, 71%, 41%)
CMYK	cmyk(61.5%, 71.2%, 0%, 59.2%)
CIE-LAB	lab(17.36, 27.73, -41.84)
CIE-LCH	lch(17.36, 50.19, 303.53°)
OKLab	oklab(29.94% 0.0259 -0.1204)
OKLCH	oklch(29.94% 0.123 282.1)
XYZ	xyz(3.8373, 2.3789, 13.3510)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E68 #5E681E

analogous

#1E3968 #281E68 #4D1E68

triadic

#281E68 #68281E #1E6828

tetradic

#281E68 #681E39 #5E681E #1E684D

square

#281E68 #681E39 #5E681E #1E684D

split-complementary

#281E68 #684D1E #39681E

monochromatic

#090718 #161039 #281E68 #3A2C98 #4D3AC6

Accessibility & contrast

On white

14.23

#281E68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#281E68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E68

14.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E68	#FFFFFF	#000000	##FFFFFF
##281E68	1.00	14.23	1.48	14.23
#FFFFFF	14.23	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D6A

Deuteranopia (green-blind)

#002867

Tritanopia (blue-blind)

#033140

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #281e68;
/* rgb */ color: rgb(40, 30, 104);
/* oklch */ color: oklch(29.9% 0.123 282.1);

Tailwind

colors: {
  custom: {
    50: '#6a5b94',
    500: '#281e68',
    950: '#000000',
  },
}

SCSS

$custom: #281e68;
$custom-light: #6a5b94;
$custom-dark: #000000;

JSON

{
  "hex": "#281e68",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 104
  },
  "hsl": {
    "h": 248.108,
    "s": 55.224,
    "l": 26.275
  },
  "oklch": {
    "l": 0.29943,
    "c": 0.12318,
    "h": 282.1
  },
  "luminance": 0.02379
}

Semantic roles & 50–950 ramp

primary

#281E68

secondary

#919D45

accent

#DF49CA

background

#F6F5F9

surface

#ECE9F1

border

#C7C5CB

text

#07040D

muted

#7A797E

Preview Lab

Preview with #281E68

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

Preview Lab → · Contrast checker → · Palette generator →