#2D428C#2D428C

#2D428C is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.5% C 0.125 H 268.4°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#2D428C
RGB	rgb(45, 66, 140)
HSL	hsl(227, 51%, 36%)
HSV	hsv(227, 68%, 55%)
CMYK	cmyk(67.9%, 52.9%, 0%, 45.1%)
CIE-LAB	lab(30.27, 17.49, -43.70)
CIE-LCH	lch(30.27, 47.07, 291.81°)
OKLab	oklab(40.53% -0.0035 -0.1254)
OKLCH	oklch(40.53% 0.125 268.4)
XYZ	xyz(7.7624, 6.3470, 25.6219)
Luminance	0.0635 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D428C #8C772D

analogous

#2D728C #2D428C #482D8C

triadic

#2D428C #8C2D42 #428C2D

tetradic

#2D428C #8C2D72 #8C772D #2D8C48

square

#2D428C #8C2D72 #8C772D #2D8C48

split-complementary

#2D428C #8C482D #728C2D

monochromatic

#0F162F #1E2C5E #2D428C #3C58BA #667DCE

Accessibility & contrast

On white

9.25

#2D428C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2D428C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D428C

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D428C	#FFFFFF	#000000	##FFFFFF
##2D428C	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154C8F

Deuteranopia (green-blind)

#00438A

Tritanopia (blue-blind)

#005360

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2d428c;
/* rgb */ color: rgb(45, 66, 140);
/* oklch */ color: oklch(40.5% 0.125 268.4);

Tailwind

colors: {
  custom: {
    50: '#7176ae',
    500: '#2d428c',
    950: '#000000',
  },
}

SCSS

$custom: #2d428c;
$custom-light: #7176ae;
$custom-dark: #000000;

JSON

{
  "hex": "#2d428c",
  "rgb": {
    "r": 45,
    "g": 66,
    "b": 140
  },
  "hsl": {
    "h": 226.737,
    "s": 51.351,
    "l": 36.275
  },
  "oklch": {
    "l": 0.40533,
    "c": 0.12546,
    "h": 268.4
  },
  "luminance": 0.06348
}

Semantic roles & 50–950 ramp

primary

#2D428C

secondary

#B4A260

accent

#BB4DDB

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2D428C

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

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