#282BA7#282BA7

#282BA7 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.5% C 0.191 H 271.9°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#282BA7
RGB	rgb(40, 43, 167)
HSL	hsl(239, 61%, 41%)
HSV	hsv(239, 76%, 65%)
CMYK	cmyk(76%, 74.3%, 0%, 34.5%)
CIE-LAB	lab(26.64, 41.63, -66.11)
CIE-LCH	lch(26.64, 78.12, 302.20°)
OKLab	oklab(38.52% 0.0065 -0.1913)
OKLCH	oklch(38.52% 0.191 271.9)
XYZ	xyz(8.7116, 4.9680, 37.0515)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282BA7 #A7A428

analogous

#286AA7 #282BA7 #6528A7

triadic

#282BA7 #A7282B #2BA728

tetradic

#282BA7 #A7286A #A7A428 #28A765

square

#282BA7 #A7286A #A7A428 #28A765

split-complementary

#282BA7 #A76528 #6AA728

monochromatic

#101244 #1C1E76 #282BA7 #3C3FD0 #6D70DC

Accessibility & contrast

On white

10.53

#282BA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#282BA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282BA7

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282BA7	#FFFFFF	#000000	##FFFFFF
##282BA7	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AB

Deuteranopia (green-blind)

#0039A5

Tritanopia (blue-blind)

#004F66

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #282ba7;
/* rgb */ color: rgb(40, 43, 167);
/* oklch */ color: oklch(38.5% 0.191 271.9);

Tailwind

colors: {
  custom: {
    50: '#7766c2',
    500: '#282ba7',
    950: '#000000',
  },
}

SCSS

$custom: #282ba7;
$custom-light: #7766c2;
$custom-dark: #000000;

JSON

{
  "hex": "#282ba7",
  "rgb": {
    "r": 40,
    "g": 43,
    "b": 167
  },
  "hsl": {
    "h": 238.583,
    "s": 61.353,
    "l": 40.588
  },
  "oklch": {
    "l": 0.38519,
    "c": 0.19146,
    "h": 271.9
  },
  "luminance": 0.04969
}

Semantic roles & 50–950 ramp

primary

#282BA7

secondary

#C3C168

accent

#E143E4

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #282BA7

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

Preview Lab → · Contrast checker → · Palette generator →