#1E1787#1E1787

#1E1787 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.6% C 0.173 H 273.0°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#1E1787
RGB	rgb(30, 23, 135)
HSL	hsl(244, 71%, 31%)
HSV	hsv(244, 83%, 53%)
CMYK	cmyk(77.8%, 83%, 0%, 47.1%)
CIE-LAB	lab(18.53, 41.14, -59.84)
CIE-LCH	lch(18.53, 72.62, 304.51°)
OKLab	oklab(31.58% 0.0089 -0.1731)
OKLCH	oklch(31.58% 0.173 273)
XYZ	xyz(5.2135, 2.6375, 23.1513)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E1787 #808717

analogous

#174887 #1E1787 #561787

triadic

#1E1787 #871E17 #17871E

tetradic

#1E1787 #871748 #808717 #178756

square

#1E1787 #871748 #808717 #178756

split-complementary

#1E1787 #875617 #488717

monochromatic

#07051E #120E53 #1E1787 #2A20BB #453BDE

Accessibility & contrast

On white

13.75

#1E1787 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1E1787 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E1787

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E1787	#FFFFFF	#000000	##FFFFFF
##1E1787	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00328A

Deuteranopia (green-blind)

#002885

Tritanopia (blue-blind)

#003A50

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1e1787;
/* rgb */ color: rgb(30, 23, 135);
/* oklch */ color: oklch(31.6% 0.173 273.0);

Tailwind

colors: {
  custom: {
    50: '#6e57ab',
    500: '#1e1787',
    950: '#000000',
  },
}

SCSS

$custom: #1e1787;
$custom-light: #6e57ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1e1787",
  "rgb": {
    "r": 30,
    "g": 23,
    "b": 135
  },
  "hsl": {
    "h": 243.75,
    "s": 70.886,
    "l": 30.98
  },
  "oklch": {
    "l": 0.31576,
    "c": 0.17335,
    "h": 273
  },
  "luminance": 0.02638
}

Semantic roles & 50–950 ramp

primary

#1E1787

secondary

#B3BB3F

accent

#EE3AE2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1E1787

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

Preview Lab → · Contrast checker → · Palette generator →