#1E428E#1E428E

#1E428E is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.0% C 0.133 H 262.8°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#1E428E
RGB	rgb(30, 66, 142)
HSL	hsl(221, 65%, 34%)
HSV	hsv(221, 79%, 56%)
CMYK	cmyk(78.9%, 53.5%, 0%, 44.3%)
CIE-LAB	lab(29.72, 16.07, -45.85)
CIE-LCH	lch(29.72, 48.58, 289.32°)
OKLab	oklab(39.97% -0.0167 -0.132)
OKLCH	oklch(39.97% 0.133 262.8)
XYZ	xyz(7.3644, 6.1246, 26.3800)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E428E #8E6A1E

analogous

#1E7A8E #1E428E #321E8E

triadic

#1E428E #8E1E42 #428E1E

tetradic

#1E428E #8E1E7A #8E6A1E #1E8E32

square

#1E428E #8E1E7A #8E6A1E #1E8E32

split-complementary

#1E428E #8E321E #7A8E1E

monochromatic

#091329 #132B5B #1E428E #2959C1 #4D7AD9

Accessibility & contrast

On white

9.44

#1E428E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1E428E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E428E

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E428E	#FFFFFF	#000000	##FFFFFF
##1E428E	1.00	9.44	2.23	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4B91

Deuteranopia (green-blind)

#00418C

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1e428e;
/* rgb */ color: rgb(30, 66, 142);
/* oklch */ color: oklch(40.0% 0.133 262.8);

Tailwind

colors: {
  custom: {
    50: '#6c75b0',
    500: '#1e428e',
    950: '#000000',
  },
}

SCSS

$custom: #1e428e;
$custom-light: #6c75b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e428e",
  "rgb": {
    "r": 30,
    "g": 66,
    "b": 142
  },
  "hsl": {
    "h": 220.714,
    "s": 65.116,
    "l": 33.725
  },
  "oklch": {
    "l": 0.39974,
    "c": 0.13308,
    "h": 262.8
  },
  "luminance": 0.06125
}

Semantic roles & 50–950 ramp

primary

#1E428E

secondary

#BC984C

accent

#B240E8

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #1E428E

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

Preview Lab → · Contrast checker → · Palette generator →