#282989#282989

#282989 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.1% C 0.155 H 274.5°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#282989
RGB	rgb(40, 41, 137)
HSL	hsl(239, 55%, 35%)
HSV	hsv(239, 71%, 54%)
CMYK	cmyk(70.8%, 70.1%, 0%, 46.3%)
CIE-LAB	lab(23.14, 32.35, -53.45)
CIE-LCH	lch(23.14, 62.48, 301.18°)
OKLab	oklab(35.09% 0.0122 -0.1544)
OKLCH	oklch(35.09% 0.155 274.5)
XYZ	xyz(6.1819, 3.8426, 24.0780)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282989 #898828

analogous

#285A89 #282989 #572889

triadic

#282989 #892829 #298928

tetradic

#282989 #89285A #898828 #288957

square

#282989 #89285A #898828 #288957

split-complementary

#282989 #895728 #5A8928

monochromatic

#0C0D2A #1A1B5A #282989 #3637B8 #5C5DCF

Accessibility & contrast

On white

11.87

#282989 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#282989 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282989

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282989	#FFFFFF	#000000	##FFFFFF
##282989	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8C

Deuteranopia (green-blind)

#003387

Tritanopia (blue-blind)

#004355

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #282989;
/* rgb */ color: rgb(40, 41, 137);
/* oklch */ color: oklch(35.1% 0.155 274.5);

Tailwind

colors: {
  custom: {
    50: '#7063ac',
    500: '#282989',
    950: '#000000',
  },
}

SCSS

$custom: #282989;
$custom-light: #7063ac;
$custom-dark: #000000;

JSON

{
  "hex": "#282989",
  "rgb": {
    "r": 40,
    "g": 41,
    "b": 137
  },
  "hsl": {
    "h": 239.381,
    "s": 54.802,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35091,
    "c": 0.15492,
    "h": 274.5
  },
  "luminance": 0.03843
}

Semantic roles & 50–950 ramp

primary

#282989

secondary

#B5B458

accent

#DD4ADE

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #282989

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

Preview Lab → · Contrast checker → · Palette generator →