#282A7B#282A7B

#282A7B is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.9% C 0.134 H 275.5°. Best body text is #FFFFFF at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#282A7B
RGB	rgb(40, 42, 123)
HSL	hsl(239, 51%, 32%)
HSV	hsv(239, 67%, 48%)
CMYK	cmyk(67.5%, 65.9%, 0%, 51.8%)
CIE-LAB	lab(22.08, 26.62, -46.39)
CIE-LCH	lch(22.08, 53.48, 299.85°)
OKLab	oklab(33.91% 0.0128 -0.1337)
OKLCH	oklch(33.91% 0.134 275.5)
XYZ	xyz(5.2770, 3.5367, 19.1396)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282A7B #7B7928

analogous

#28547B #282A7B #50287B

triadic

#282A7B #7B282A #2A7B28

tetradic

#282A7B #7B2854 #7B7928 #287B50

square

#282A7B #7B2854 #7B7928 #287B50

split-complementary

#282A7B #7B5028 #547B28

monochromatic

#0A0A1F #191A4D #282A7B #373AA9 #5658C8

Accessibility & contrast

On white

12.30

#282A7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#282A7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282A7B

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282A7B	#FFFFFF	#000000	##FFFFFF
##282A7B	1.00	12.30	1.71	12.30
#FFFFFF	12.30	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397E

Deuteranopia (green-blind)

#003179

Tritanopia (blue-blind)

#003F4E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #282a7b;
/* rgb */ color: rgb(40, 42, 123);
/* oklch */ color: oklch(33.9% 0.134 275.5);

Tailwind

colors: {
  custom: {
    50: '#6d63a2',
    500: '#282a7b',
    950: '#000000',
  },
}

SCSS

$custom: #282a7b;
$custom-light: #6d63a2;
$custom-dark: #000000;

JSON

{
  "hex": "#282a7b",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 123
  },
  "hsl": {
    "h": 238.554,
    "s": 50.92,
    "l": 31.961
  },
  "oklch": {
    "l": 0.33911,
    "c": 0.13434,
    "h": 275.5
  },
  "luminance": 0.03537
}

Semantic roles & 50–950 ramp

primary

#282A7B

secondary

#ADAB52

accent

#D74DDA

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#08050F

muted

#7A797F

Preview Lab

Preview with #282A7B

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

Preview Lab → · Contrast checker → · Palette generator →