#1E1888#1E1888

#1E1888 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.8% C 0.174 H 272.8°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#1E1888
RGB	rgb(30, 24, 136)
HSL	hsl(243, 70%, 31%)
HSV	hsv(243, 82%, 53%)
CMYK	cmyk(77.9%, 82.4%, 0%, 46.7%)
CIE-LAB	lab(18.83, 40.96, -59.97)
CIE-LCH	lch(18.83, 72.63, 304.33°)
OKLab	oklab(31.82% 0.0084 -0.1735)
OKLCH	oklch(31.82% 0.174 272.8)
XYZ	xyz(5.3045, 2.7063, 23.5306)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E1888 #828818

analogous

#184A88 #1E1888 #561888

triadic

#1E1888 #881E18 #18881E

tetradic

#1E1888 #88184A #828818 #188856

square

#1E1888 #88184A #828818 #188856

split-complementary

#1E1888 #885618 #4A8818

monochromatic

#070620 #130F54 #1E1888 #2921BC #463EDD

Accessibility & contrast

On white

13.62

#1E1888 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1E1888 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E1888

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E1888	#FFFFFF	#000000	##FFFFFF
##1E1888	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338B

Deuteranopia (green-blind)

#002886

Tritanopia (blue-blind)

#003B50

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1e1888;
/* rgb */ color: rgb(30, 24, 136);
/* oklch */ color: oklch(31.8% 0.174 272.8);

Tailwind

colors: {
  custom: {
    50: '#6e58ac',
    500: '#1e1888',
    950: '#000000',
  },
}

SCSS

$custom: #1e1888;
$custom-light: #6e58ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1e1888",
  "rgb": {
    "r": 30,
    "g": 24,
    "b": 136
  },
  "hsl": {
    "h": 243.214,
    "s": 70,
    "l": 31.373
  },
  "oklch": {
    "l": 0.31818,
    "c": 0.17373,
    "h": 272.8
  },
  "luminance": 0.02707
}

Semantic roles & 50–950 ramp

primary

#1E1888

secondary

#B5BC40

accent

#ED3BE3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #1E1888

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

Preview Lab → · Contrast checker → · Palette generator →