#28487A#28487A

#28487A is a dark, moderate blue. Relative luminance 0.065; OKLCH L 40.3% C 0.093 H 259.0°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#28487A
RGB	rgb(40, 72, 122)
HSL	hsl(217, 51%, 32%)
HSV	hsv(217, 67%, 48%)
CMYK	cmyk(67.2%, 41%, 0%, 52.2%)
CIE-LAB	lab(30.62, 5.65, -31.99)
CIE-LCH	lch(30.62, 32.48, 280.02°)
OKLab	oklab(40.35% -0.0177 -0.091)
OKLCH	oklch(40.35% 0.093 259)
XYZ	xyz(6.7040, 6.4903, 19.3080)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28487A #7A5A28

analogous

#28717A #28487A #31287A

triadic

#28487A #7A2848 #487A28

tetradic

#28487A #7A2871 #7A5A28 #287A31

square

#28487A #7A2871 #7A5A28 #287A31

split-complementary

#28487A #7A3128 #717A28

monochromatic

#0A121E #192D4C #28487A #3763A8 #5582C7

Accessibility & contrast

On white

9.14

#28487A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#28487A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28487A

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28487A	#FFFFFF	#000000	##FFFFFF
##28487A	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324C7C

Deuteranopia (green-blind)

#264579

Tritanopia (blue-blind)

#00535B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #28487a;
/* rgb */ color: rgb(40, 72, 122);
/* oklch */ color: oklch(40.3% 0.093 259.0);

Tailwind

colors: {
  custom: {
    50: '#6b7aa1',
    500: '#28487a',
    950: '#000000',
  },
}

SCSS

$custom: #28487a;
$custom-light: #6b7aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#28487a",
  "rgb": {
    "r": 40,
    "g": 72,
    "b": 122
  },
  "hsl": {
    "h": 216.585,
    "s": 50.617,
    "l": 31.765
  },
  "oklch": {
    "l": 0.40349,
    "c": 0.09271,
    "h": 259
  },
  "luminance": 0.06491
}

Semantic roles & 50–950 ramp

primary

#28487A

secondary

#AC8952

accent

#A34EDA

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07090F

muted

#7A7B7E

Preview Lab

Preview with #28487A

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

Preview Lab → · Contrast checker → · Palette generator →