#284C94#284C94

#284C94 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.1% C 0.126 H 262.4°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#284C94
RGB	rgb(40, 76, 148)
HSL	hsl(220, 57%, 37%)
HSV	hsv(220, 73%, 58%)
CMYK	cmyk(73%, 48.6%, 0%, 42%)
CIE-LAB	lab(33.47, 12.98, -43.45)
CIE-LCH	lch(33.47, 45.35, 286.63°)
OKLab	oklab(43.08% -0.0166 -0.1246)
OKLCH	oklch(43.08% 0.126 262.4)
XYZ	xyz(8.8029, 7.7572, 29.0446)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284C94 #947028

analogous

#288294 #284C94 #3A2894

triadic

#284C94 #94284C #4C9428

tetradic

#284C94 #942882 #947028 #28943A

square

#284C94 #942882 #947028 #28943A

split-complementary

#284C94 #943A28 #829428

monochromatic

#0E1B34 #1B3364 #284C94 #3565C4 #6288D5

Accessibility & contrast

On white

8.23

#284C94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#284C94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284C94

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284C94	#FFFFFF	#000000	##FFFFFF
##284C94	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#255497

Deuteranopia (green-blind)

#084A93

Tritanopia (blue-blind)

#005D69

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #284c94;
/* rgb */ color: rgb(40, 76, 148);
/* oklch */ color: oklch(43.1% 0.126 262.4);

Tailwind

colors: {
  custom: {
    50: '#707db4',
    500: '#284c94',
    950: '#000000',
  },
}

SCSS

$custom: #284c94;
$custom-light: #707db4;
$custom-dark: #000000;

JSON

{
  "hex": "#284c94",
  "rgb": {
    "r": 40,
    "g": 76,
    "b": 148
  },
  "hsl": {
    "h": 220,
    "s": 57.447,
    "l": 36.863
  },
  "oklch": {
    "l": 0.43083,
    "c": 0.12572,
    "h": 262.4
  },
  "luminance": 0.07758
}

Semantic roles & 50–950 ramp

primary

#284C94

secondary

#BA9B5E

accent

#AD47E1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #284C94

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

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