#284471#284471

#284471 is a dark, moderate blue. Relative luminance 0.058; OKLCH L 38.8% C 0.084 H 259.5°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#284471
RGB	rgb(40, 68, 113)
HSL	hsl(217, 48%, 30%)
HSV	hsv(217, 65%, 44%)
CMYK	cmyk(64.6%, 39.8%, 0%, 55.7%)
CIE-LAB	lab(28.84, 4.93, -29.15)
CIE-LCH	lch(28.84, 29.56, 279.60°)
OKLab	oklab(38.8% -0.0154 -0.0827)
OKLCH	oklch(38.8% 0.084 259.5)
XYZ	xyz(5.9218, 5.7771, 16.4226)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284471 #715528

analogous

#286971 #284471 #302871

triadic

#284471 #712844 #447128

tetradic

#284471 #712869 #715528 #287130

square

#284471 #712869 #715528 #287130

split-complementary

#284471 #713028 #697128

monochromatic

#080E17 #182944 #284471 #385F9E #527DC2

Accessibility & contrast

On white

9.74

#284471 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#284471 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284471

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284471	#FFFFFF	#000000	##FFFFFF
##284471	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314873

Deuteranopia (green-blind)

#274170

Tritanopia (blue-blind)

#004E55

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #284471;
/* rgb */ color: rgb(40, 68, 113);
/* oklch */ color: oklch(38.8% 0.084 259.5);

Tailwind

colors: {
  custom: {
    50: '#69779a',
    500: '#284471',
    950: '#000000',
  },
}

SCSS

$custom: #284471;
$custom-light: #69779a;
$custom-dark: #000000;

JSON

{
  "hex": "#284471",
  "rgb": {
    "r": 40,
    "g": 68,
    "b": 113
  },
  "hsl": {
    "h": 216.986,
    "s": 47.712,
    "l": 30
  },
  "oklch": {
    "l": 0.38799,
    "c": 0.08415,
    "h": 259.5
  },
  "luminance": 0.05778
}

Semantic roles & 50–950 ramp

primary

#284471

secondary

#A38452

accent

#A450D7

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #284471

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

Preview Lab → · Contrast checker → · Palette generator →