#282A7F#282A7F

#282A7F is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.3% C 0.140 H 275.1°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#282A7F
RGB	rgb(40, 42, 127)
HSL	hsl(239, 52%, 33%)
HSV	hsv(239, 69%, 50%)
CMYK	cmyk(68.5%, 66.9%, 0%, 50.2%)
CIE-LAB	lab(22.44, 28.09, -48.33)
CIE-LCH	lch(22.44, 55.90, 300.16°)
OKLab	oklab(34.29% 0.0125 -0.1394)
OKLCH	oklch(34.29% 0.14 275.1)
XYZ	xyz(5.5325, 3.6389, 20.4854)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282A7F #7F7D28

analogous

#28557F #282A7F #52287F

triadic

#282A7F #7F282A #2A7F28

tetradic

#282A7F #7F2855 #7F7D28 #287F52

square

#282A7F #7F2855 #7F7D28 #287F52

split-complementary

#282A7F #7F5228 #557F28

monochromatic

#0B0B22 #191B50 #282A7F #3739AE #575ACA

Accessibility & contrast

On white

12.15

#282A7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#282A7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282A7F

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282A7F	#FFFFFF	#000000	##FFFFFF
##282A7F	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A82

Deuteranopia (green-blind)

#00327D

Tritanopia (blue-blind)

#004050

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #282a7f;
/* rgb */ color: rgb(40, 42, 127);
/* oklch */ color: oklch(34.3% 0.140 275.1);

Tailwind

colors: {
  custom: {
    50: '#6e64a5',
    500: '#282a7f',
    950: '#000000',
  },
}

SCSS

$custom: #282a7f;
$custom-light: #6e64a5;
$custom-dark: #000000;

JSON

{
  "hex": "#282a7f",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 127
  },
  "hsl": {
    "h": 238.621,
    "s": 52.096,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34289,
    "c": 0.13998,
    "h": 275.1
  },
  "luminance": 0.03639
}

Semantic roles & 50–950 ramp

primary

#282A7F

secondary

#AFAD54

accent

#D84CDC

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #282A7F

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

Preview Lab → · Contrast checker → · Palette generator →