#281E6D#281E6D

#281E6D is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.4% C 0.130 H 281.1°. Best body text is #FFFFFF at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#281E6D
RGB	rgb(40, 30, 109)
HSL	hsl(248, 57%, 27%)
HSV	hsv(248, 72%, 43%)
CMYK	cmyk(63.3%, 72.5%, 0%, 57.3%)
CIE-LAB	lab(17.84, 29.46, -44.31)
CIE-LCH	lch(17.84, 53.21, 303.62°)
OKLab	oklab(30.44% 0.0251 -0.1277)
OKLCH	oklch(30.44% 0.13 281.1)
XYZ	xyz(4.0988, 2.4835, 14.7284)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E6D #636D1E

analogous

#1E3C6D #281E6D #501E6D

triadic

#281E6D #6D281E #1E6D28

tetradic

#281E6D #6D1E3C #636D1E #1E6D50

square

#281E6D #6D1E3C #636D1E #1E6D50

split-complementary

#281E6D #6D501E #3C6D1E

monochromatic

#090718 #16113D #281E6D #3A2B9D #4E3CC9

Accessibility & contrast

On white

14.03

#281E6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#281E6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E6D

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E6D	#FFFFFF	#000000	##FFFFFF
##281E6D	1.00	14.03	1.50	14.03
#FFFFFF	14.03	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6F

Deuteranopia (green-blind)

#00296B

Tritanopia (blue-blind)

#003343

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #281e6d;
/* rgb */ color: rgb(40, 30, 109);
/* oklch */ color: oklch(30.4% 0.130 281.1);

Tailwind

colors: {
  custom: {
    50: '#6b5b98',
    500: '#281e6d',
    950: '#000000',
  },
}

SCSS

$custom: #281e6d;
$custom-light: #6b5b98;
$custom-dark: #000000;

JSON

{
  "hex": "#281e6d",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 109
  },
  "hsl": {
    "h": 247.595,
    "s": 56.835,
    "l": 27.255
  },
  "oklch": {
    "l": 0.30438,
    "c": 0.13011,
    "h": 281.1
  },
  "luminance": 0.02484
}

Semantic roles & 50–950 ramp

primary

#281E6D

secondary

#96A145

accent

#E048CD

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #281E6D

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

Preview Lab → · Contrast checker → · Palette generator →