#284D96#284D96

#284D96 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.5% C 0.127 H 262.2°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#284D96
RGB	rgb(40, 77, 150)
HSL	hsl(220, 58%, 37%)
HSV	hsv(220, 73%, 59%)
CMYK	cmyk(73.3%, 48.7%, 0%, 41.2%)
CIE-LAB	lab(33.90, 13.08, -43.98)
CIE-LCH	lch(33.90, 45.88, 286.57°)
OKLab	oklab(43.45% -0.0172 -0.1262)
OKLCH	oklch(43.45% 0.127 262.2)
XYZ	xyz(9.0320, 7.9599, 29.9087)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284D96 #967128

analogous

#288496 #284D96 #3A2896

triadic

#284D96 #96284D #4D9628

tetradic

#284D96 #962884 #967128 #28963A

square

#284D96 #962884 #967128 #28963A

split-complementary

#284D96 #963A28 #849628

monochromatic

#0E1B35 #1B3466 #284D96 #3566C6 #6389D5

Accessibility & contrast

On white

8.10

#284D96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#284D96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284D96

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284D96	#FFFFFF	#000000	##FFFFFF
##284D96	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#255599

Deuteranopia (green-blind)

#074B95

Tritanopia (blue-blind)

#005E6A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #284d96;
/* rgb */ color: rgb(40, 77, 150);
/* oklch */ color: oklch(43.5% 0.127 262.2);

Tailwind

colors: {
  custom: {
    50: '#717eb5',
    500: '#284d96',
    950: '#000000',
  },
}

SCSS

$custom: #284d96;
$custom-light: #717eb5;
$custom-dark: #000000;

JSON

{
  "hex": "#284d96",
  "rgb": {
    "r": 40,
    "g": 77,
    "b": 150
  },
  "hsl": {
    "h": 219.818,
    "s": 57.895,
    "l": 37.255
  },
  "oklch": {
    "l": 0.43454,
    "c": 0.12732,
    "h": 262.2
  },
  "luminance": 0.07961
}

Semantic roles & 50–950 ramp

primary

#284D96

secondary

#BB9C5F

accent

#AD47E1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #284D96

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

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