#1E428D#1E428D

#1E428D is a dark, vivid blue. Relative luminance 0.061; OKLCH L 39.9% C 0.132 H 262.7°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#1E428D
RGB	rgb(30, 66, 141)
HSL	hsl(221, 65%, 34%)
HSV	hsv(221, 79%, 55%)
CMYK	cmyk(78.7%, 53.2%, 0%, 44.7%)
CIE-LAB	lab(29.65, 15.67, -45.35)
CIE-LCH	lch(29.65, 47.98, 289.06°)
OKLab	oklab(39.89% -0.0168 -0.1306)
OKLCH	oklch(39.89% 0.132 262.7)
XYZ	xyz(7.2896, 6.0947, 25.9863)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E428D #8D691E

analogous

#1E798D #1E428D #321E8D

triadic

#1E428D #8D1E42 #428D1E

tetradic

#1E428D #8D1E79 #8D691E #1E8D32

square

#1E428D #8D1E79 #8D691E #1E8D32

split-complementary

#1E428D #8D321E #798D1E

monochromatic

#091328 #132A5B #1E428D #295ABF #4C7AD9

Accessibility & contrast

On white

9.46

#1E428D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#1E428D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E428D

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E428D	#FFFFFF	#000000	##FFFFFF
##1E428D	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F4B90

Deuteranopia (green-blind)

#00418C

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1e428d;
/* rgb */ color: rgb(30, 66, 141);
/* oklch */ color: oklch(39.9% 0.132 262.7);

Tailwind

colors: {
  custom: {
    50: '#6c75af',
    500: '#1e428d',
    950: '#000000',
  },
}

SCSS

$custom: #1e428d;
$custom-light: #6c75af;
$custom-dark: #000000;

JSON

{
  "hex": "#1e428d",
  "rgb": {
    "r": 30,
    "g": 66,
    "b": 141
  },
  "hsl": {
    "h": 220.541,
    "s": 64.912,
    "l": 33.529
  },
  "oklch": {
    "l": 0.39894,
    "c": 0.13164,
    "h": 262.7
  },
  "luminance": 0.06096
}

Semantic roles & 50–950 ramp

primary

#1E428D

secondary

#BC974B

accent

#B140E8

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #1E428D

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

Preview Lab → · Contrast checker → · Palette generator →