#2A428E#2A428E

#2A428E is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.5% C 0.129 H 267.2°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A428E
RGB	rgb(42, 66, 142)
HSL	hsl(226, 54%, 36%)
HSV	hsv(226, 70%, 56%)
CMYK	cmyk(70.4%, 53.5%, 0%, 44.3%)
CIE-LAB	lab(30.26, 17.75, -44.96)
CIE-LCH	lch(30.26, 48.34, 291.54°)
OKLab	oklab(40.53% -0.0063 -0.1292)
OKLCH	oklch(40.53% 0.129 267.2)
XYZ	xyz(7.7839, 6.3409, 26.3996)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A428E #8E762A

analogous

#2A748E #2A428E #442A8E

triadic

#2A428E #8E2A42 #428E2A

tetradic

#2A428E #8E2A74 #8E762A #2A8E44

square

#2A428E #8E2A74 #8E762A #2A8E44

split-complementary

#2A428E #8E442A #748E2A

monochromatic

#0E1630 #1C2C5F #2A428E #3858BD #627CD1

Accessibility & contrast

On white

9.26

#2A428E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2A428E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A428E

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A428E	#FFFFFF	#000000	##FFFFFF
##2A428E	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114C91

Deuteranopia (green-blind)

#00438C

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2a428e;
/* rgb */ color: rgb(42, 66, 142);
/* oklch */ color: oklch(40.5% 0.129 267.2);

Tailwind

colors: {
  custom: {
    50: '#7075b0',
    500: '#2a428e',
    950: '#000000',
  },
}

SCSS

$custom: #2a428e;
$custom-light: #7075b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a428e",
  "rgb": {
    "r": 42,
    "g": 66,
    "b": 142
  },
  "hsl": {
    "h": 225.6,
    "s": 54.348,
    "l": 36.078
  },
  "oklch": {
    "l": 0.40525,
    "c": 0.12934,
    "h": 267.2
  },
  "luminance": 0.06342
}

Semantic roles & 50–950 ramp

primary

#2A428E

secondary

#B6A15D

accent

#BA4ADE

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2A428E

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

Preview Lab → · Contrast checker → · Palette generator →