#1E53AD#1E53AD

#1E53AD is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.2% C 0.155 H 260.4°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#1E53AD
RGB	rgb(30, 83, 173)
HSL	hsl(218, 70%, 40%)
HSV	hsv(218, 83%, 68%)
CMYK	cmyk(82.7%, 52%, 0%, 32.2%)
CIE-LAB	lab(36.89, 16.93, -52.96)
CIE-LCH	lch(36.89, 55.60, 287.73°)
OKLab	oklab(46.16% -0.0258 -0.1526)
OKLCH	oklch(46.16% 0.155 260.4)
XYZ	xyz(11.1688, 9.4783, 40.7679)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E53AD #AD781E

analogous

#1E9BAD #1E53AD #301EAD

triadic

#1E53AD #AD1E53 #53AD1E

tetradic

#1E53AD #AD1E9B #AD781E #1EAD30

square

#1E53AD #AD1E9B #AD781E #1EAD30

split-complementary

#1E53AD #AD301E #9BAD1E

monochromatic

#0C2145 #153A79 #1E53AD #2E6EDB #6292E4

Accessibility & contrast

On white

7.25

#1E53AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#1E53AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E53AD

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E53AD	#FFFFFF	#000000	##FFFFFF
##1E53AD	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#155EB0

Deuteranopia (green-blind)

#0051AB

Tritanopia (blue-blind)

#006978

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1e53ad;
/* rgb */ color: rgb(30, 83, 173);
/* oklch */ color: oklch(46.2% 0.155 260.4);

Tailwind

colors: {
  custom: {
    50: '#7382c6',
    500: '#1e53ad',
    950: '#000000',
  },
}

SCSS

$custom: #1e53ad;
$custom-light: #7382c6;
$custom-dark: #000000;

JSON

{
  "hex": "#1e53ad",
  "rgb": {
    "r": 30,
    "g": 83,
    "b": 173
  },
  "hsl": {
    "h": 217.762,
    "s": 70.443,
    "l": 39.804
  },
  "oklch": {
    "l": 0.46155,
    "c": 0.15479,
    "h": 260.4
  },
  "luminance": 0.0948
}

Semantic roles & 50–950 ramp

primary

#1E53AD

secondary

#C8A15E

accent

#AB3BED

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #1E53AD

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

Preview Lab → · Contrast checker → · Palette generator →