#1E53AC#1E53AC

#1E53AC is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.1% C 0.153 H 260.3°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#1E53AC
RGB	rgb(30, 83, 172)
HSL	hsl(218, 70%, 40%)
HSV	hsv(218, 83%, 67%)
CMYK	cmyk(82.6%, 51.7%, 0%, 32.5%)
CIE-LAB	lab(36.82, 16.53, -52.48)
CIE-LCH	lch(36.82, 55.03, 287.49°)
OKLab	oklab(46.08% -0.0259 -0.1512)
OKLCH	oklch(46.08% 0.153 260.3)
XYZ	xyz(11.0724, 9.4397, 40.2602)
Luminance	0.0944 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E53AC #AC771E

analogous

#1E9AAC #1E53AC #301EAC

triadic

#1E53AC #AC1E53 #53AC1E

tetradic

#1E53AC #AC1E9A #AC771E #1EAC30

square

#1E53AC #AC1E9A #AC771E #1EAC30

split-complementary

#1E53AC #AC301E #9AAC1E

monochromatic

#0C2144 #153A78 #1E53AC #2D6EDA #6192E3

Accessibility & contrast

On white

7.27

#1E53AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#1E53AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E53AC

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E53AC	#FFFFFF	#000000	##FFFFFF
##1E53AC	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#175DAF

Deuteranopia (green-blind)

#0051AA

Tritanopia (blue-blind)

#006977

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1e53ac;
/* rgb */ color: rgb(30, 83, 172);
/* oklch */ color: oklch(46.1% 0.153 260.3);

Tailwind

colors: {
  custom: {
    50: '#7382c5',
    500: '#1e53ac',
    950: '#000000',
  },
}

SCSS

$custom: #1e53ac;
$custom-light: #7382c5;
$custom-dark: #000000;

JSON

{
  "hex": "#1e53ac",
  "rgb": {
    "r": 30,
    "g": 83,
    "b": 172
  },
  "hsl": {
    "h": 217.606,
    "s": 70.297,
    "l": 39.608
  },
  "oklch": {
    "l": 0.46078,
    "c": 0.15342,
    "h": 260.3
  },
  "luminance": 0.09441
}

Semantic roles & 50–950 ramp

primary

#1E53AC

secondary

#C8A05E

accent

#AB3BED

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #1E53AC

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

Preview Lab → · Contrast checker → · Palette generator →