#1E189E#1E189E

#1E189E is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.5% C 0.200 H 270.8°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#1E189E
RGB	rgb(30, 24, 158)
HSL	hsl(243, 74%, 36%)
HSV	hsv(243, 85%, 62%)
CMYK	cmyk(81%, 84.8%, 0%, 38%)
CIE-LAB	lab(21.57, 47.96, -69.06)
CIE-LCH	lch(21.57, 84.08, 304.78°)
OKLab	oklab(34.51% 0.0029 -0.1998)
OKLCH	oklch(34.51% 0.2 270.8)
XYZ	xyz(7.0315, 3.3971, 32.6262)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E189E #989E18

analogous

#18559E #1E189E #61189E

triadic

#1E189E #9E1E18 #189E1E

tetradic

#1E189E #9E1855 #989E18 #189E61

square

#1E189E #9E1855 #989E18 #189E61

split-complementary

#1E189E #9E6118 #559E18

monochromatic

#0A0834 #141069 #1E189E #2820D3 #534DE4

Accessibility & contrast

On white

12.50

#1E189E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1E189E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E189E

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E189E	#FFFFFF	#000000	##FFFFFF
##1E189E	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA2

Deuteranopia (green-blind)

#002D9C

Tritanopia (blue-blind)

#00445D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1e189e;
/* rgb */ color: rgb(30, 24, 158);
/* oklch */ color: oklch(34.5% 0.200 270.8);

Tailwind

colors: {
  custom: {
    50: '#745abc',
    500: '#1e189e',
    950: '#000000',
  },
}

SCSS

$custom: #1e189e;
$custom-light: #745abc;
$custom-dark: #000000;

JSON

{
  "hex": "#1e189e",
  "rgb": {
    "r": 30,
    "g": 24,
    "b": 158
  },
  "hsl": {
    "h": 242.687,
    "s": 73.626,
    "l": 35.686
  },
  "oklch": {
    "l": 0.34505,
    "c": 0.19986,
    "h": 270.8
  },
  "luminance": 0.03398
}

Semantic roles & 50–950 ramp

primary

#1E189E

secondary

#C0C64C

accent

#F038E8

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1E189E

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

Preview Lab → · Contrast checker → · Palette generator →