#1E17A0#1E17A0

#1E17A0 is a dark, highly saturated blue. Relative luminance 0.034; OKLCH L 34.6% C 0.203 H 270.7°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#1E17A0
RGB	rgb(30, 23, 160)
HSL	hsl(243, 75%, 36%)
HSV	hsv(243, 86%, 63%)
CMYK	cmyk(81.3%, 85.6%, 0%, 37.3%)
CIE-LAB	lab(21.68, 49.02, -70.11)
CIE-LCH	lch(21.68, 85.54, 304.96°)
OKLab	oklab(34.65% 0.0026 -0.2028)
OKLCH	oklch(34.65% 0.203 270.7)
XYZ	xyz(7.1848, 3.4261, 33.5335)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E17A0 #99A017

analogous

#1754A0 #1E17A0 #6217A0

triadic

#1E17A0 #A01E17 #17A01E

tetradic

#1E17A0 #A01754 #99A017 #17A062

square

#1E17A0 #A01754 #99A017 #17A062

split-complementary

#1E17A0 #A06217 #54A017

monochromatic

#0A0835 #140F6A #1E17A0 #281FD6 #544CE5

Accessibility & contrast

On white

12.46

#1E17A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1E17A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E17A0

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E17A0	#FFFFFF	#000000	##FFFFFF
##1E17A0	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA4

Deuteranopia (green-blind)

#002D9E

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1e17a0;
/* rgb */ color: rgb(30, 23, 160);
/* oklch */ color: oklch(34.6% 0.203 270.7);

Tailwind

colors: {
  custom: {
    50: '#7459be',
    500: '#1e17a0',
    950: '#000000',
  },
}

SCSS

$custom: #1e17a0;
$custom-light: #7459be;
$custom-dark: #000000;

JSON

{
  "hex": "#1e17a0",
  "rgb": {
    "r": 30,
    "g": 23,
    "b": 160
  },
  "hsl": {
    "h": 243.066,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.3465,
    "c": 0.20286,
    "h": 270.7
  },
  "luminance": 0.03427
}

Semantic roles & 50–950 ramp

primary

#1E17A0

secondary

#C1C74C

accent

#F136E8

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1E17A0

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

Preview Lab → · Contrast checker → · Palette generator →