#284979#284979

#284979 is a dark, moderate blue. Relative luminance 0.066; OKLCH L 40.5% C 0.090 H 257.8°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#284979
RGB	rgb(40, 73, 121)
HSL	hsl(216, 50%, 32%)
HSV	hsv(216, 67%, 47%)
CMYK	cmyk(66.9%, 39.7%, 0%, 52.5%)
CIE-LAB	lab(30.87, 4.60, -30.96)
CIE-LCH	lch(30.87, 31.30, 278.45°)
OKLab	oklab(40.53% -0.019 -0.088)
OKLCH	oklch(40.53% 0.09 257.8)
XYZ	xyz(6.7076, 6.5960, 19.0051)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284979 #795828

analogous

#287279 #284979 #302879

triadic

#284979 #792849 #497928

tetradic

#284979 #792872 #795828 #287930

square

#284979 #792872 #795828 #287930

split-complementary

#284979 #793028 #727928

monochromatic

#0A121D #192D4B #284979 #3765A7 #5583C7

Accessibility & contrast

On white

9.05

#284979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#284979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284979

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284979	#FFFFFF	#000000	##FFFFFF
##284979	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#344D7B

Deuteranopia (green-blind)

#284578

Tritanopia (blue-blind)

#00545B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #284979;
/* rgb */ color: rgb(40, 73, 121);
/* oklch */ color: oklch(40.5% 0.090 257.8);

Tailwind

colors: {
  custom: {
    50: '#6b7ba0',
    500: '#284979',
    950: '#000000',
  },
}

SCSS

$custom: #284979;
$custom-light: #6b7ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#284979",
  "rgb": {
    "r": 40,
    "g": 73,
    "b": 121
  },
  "hsl": {
    "h": 215.556,
    "s": 50.311,
    "l": 31.569
  },
  "oklch": {
    "l": 0.40525,
    "c": 0.09004,
    "h": 257.8
  },
  "luminance": 0.06597
}

Semantic roles & 50–950 ramp

primary

#284979

secondary

#AB8752

accent

#A14EDA

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #284979

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

Preview Lab → · Contrast checker → · Palette generator →