#1E1771#1E1771

#1E1771 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.0% C 0.146 H 275.7°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#1E1771
RGB	rgb(30, 23, 113)
HSL	hsl(245, 66%, 27%)
HSV	hsv(245, 80%, 44%)
CMYK	cmyk(73.5%, 79.6%, 0%, 55.7%)
CIE-LAB	lab(15.91, 33.77, -50.13)
CIE-LCH	lch(15.91, 60.45, 303.96°)
OKLab	oklab(28.97% 0.0145 -0.1449)
OKLCH	oklch(28.97% 0.146 275.7)
XYZ	xyz(3.8215, 2.0807, 15.8198)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E1771 #6A7117

analogous

#173D71 #1E1771 #4B1771

triadic

#1E1771 #711E17 #17711E

tetradic

#1E1771 #71173D #6A7117 #17714B

square

#1E1771 #71173D #6A7117 #17714B

split-complementary

#1E1771 #714B17 #3D7117

monochromatic

#070519 #110D3E #1E1771 #2C21A4 #3B2ED4

Accessibility & contrast

On white

14.83

#1E1771 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#1E1771 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E1771

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E1771	#FFFFFF	#000000	##FFFFFF
##1E1771	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B74

Deuteranopia (green-blind)

#00246F

Tritanopia (blue-blind)

#003243

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1e1771;
/* rgb */ color: rgb(30, 23, 113);
/* oklch */ color: oklch(29.0% 0.146 275.7);

Tailwind

colors: {
  custom: {
    50: '#68569b',
    500: '#1e1771',
    950: '#000000',
  },
}

SCSS

$custom: #1e1771;
$custom-light: #68569b;
$custom-dark: #000000;

JSON

{
  "hex": "#1e1771",
  "rgb": {
    "r": 30,
    "g": 23,
    "b": 113
  },
  "hsl": {
    "h": 244.667,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.28973,
    "c": 0.14566,
    "h": 275.7
  },
  "luminance": 0.02081
}

Semantic roles & 50–950 ramp

primary

#1E1771

secondary

#9EA73D

accent

#E93FDC

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1E1771

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

Preview Lab → · Contrast checker → · Palette generator →