#284369#284369

#284369 is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.1% C 0.073 H 257.1°. Best body text is #FFFFFF at 10.01:1 contrast (WCAG AA passes).

Color values

HEX	#284369
RGB	rgb(40, 67, 105)
HSL	hsl(215, 45%, 28%)
HSV	hsv(215, 62%, 41%)
CMYK	cmyk(61.9%, 36.2%, 0%, 58.8%)
CIE-LAB	lab(28.07, 2.61, -25.28)
CIE-LCH	lch(28.07, 25.41, 275.90°)
OKLab	oklab(38.05% -0.0164 -0.0715)
OKLCH	oklch(38.05% 0.073 257.1)
XYZ	xyz(5.4311, 5.4849, 14.1343)
Luminance	0.0549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284369 #694E28

analogous

#286369 #284369 #2D2869

triadic

#284369 #692843 #436928

tetradic

#284369 #692863 #694E28 #28692D

square

#284369 #692863 #694E28 #28692D

split-complementary

#284369 #692D28 #636928

monochromatic

#080E16 #17273D #284369 #395F95 #4F7CBC

Accessibility & contrast

On white

10.01

#284369 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#284369 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284369

10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284369	#FFFFFF	#000000	##FFFFFF
##284369	1.00	10.01	2.10	10.01
#FFFFFF	10.01	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33466B

Deuteranopia (green-blind)

#2B3F68

Tritanopia (blue-blind)

#004C51

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #284369;
/* rgb */ color: rgb(40, 67, 105);
/* oklch */ color: oklch(38.1% 0.073 257.1);

Tailwind

colors: {
  custom: {
    50: '#687694',
    500: '#284369',
    950: '#000000',
  },
}

SCSS

$custom: #284369;
$custom-light: #687694;
$custom-dark: #000000;

JSON

{
  "hex": "#284369",
  "rgb": {
    "r": 40,
    "g": 67,
    "b": 105
  },
  "hsl": {
    "h": 215.077,
    "s": 44.828,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38052,
    "c": 0.07331,
    "h": 257.1
  },
  "luminance": 0.05485
}

Semantic roles & 50–950 ramp

primary

#284369

secondary

#9C7D51

accent

#9F53D5

background

#F6F7F9

surface

#EBEDF1

border

#C6C8CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #284369

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

Preview Lab → · Contrast checker → · Palette generator →