#1E57AD#1E57AD

#1E57AD is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.0% C 0.150 H 259.0°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#1E57AD
RGB	rgb(30, 87, 173)
HSL	hsl(216, 70%, 40%)
HSV	hsv(216, 83%, 68%)
CMYK	cmyk(82.7%, 49.7%, 0%, 32.2%)
CIE-LAB	lab(38.04, 14.27, -51.11)
CIE-LCH	lch(38.04, 53.06, 285.60°)
OKLab	oklab(47.03% -0.0287 -0.1471)
OKLCH	oklch(47.03% 0.15 259)
XYZ	xyz(11.4837, 10.1081, 40.8729)
Luminance	0.1011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E57AD #AD741E

analogous

#1E9EAD #1E57AD #2D1EAD

triadic

#1E57AD #AD1E57 #57AD1E

tetradic

#1E57AD #AD1E9E #AD741E #1EAD2D

square

#1E57AD #AD1E9E #AD741E #1EAD2D

split-complementary

#1E57AD #AD2D1E #9EAD1E

monochromatic

#0C2345 #153D79 #1E57AD #2E73DB #6296E4

Accessibility & contrast

On white

6.95

#1E57AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#1E57AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E57AD

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E57AD	#FFFFFF	#000000	##FFFFFF
##1E57AD	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2360B0

Deuteranopia (green-blind)

#0053AB

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1e57ad;
/* rgb */ color: rgb(30, 87, 173);
/* oklch */ color: oklch(47.0% 0.150 259.0);

Tailwind

colors: {
  custom: {
    50: '#7385c6',
    500: '#1e57ad',
    950: '#000000',
  },
}

SCSS

$custom: #1e57ad;
$custom-light: #7385c6;
$custom-dark: #000000;

JSON

{
  "hex": "#1e57ad",
  "rgb": {
    "r": 30,
    "g": 87,
    "b": 173
  },
  "hsl": {
    "h": 216.084,
    "s": 70.443,
    "l": 39.804
  },
  "oklch": {
    "l": 0.47033,
    "c": 0.14987,
    "h": 259
  },
  "luminance": 0.1011
}

Semantic roles & 50–950 ramp

primary

#1E57AD

secondary

#C89E5E

accent

#A63BED

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B13

muted

#7B7C82

Preview Lab

Preview with #1E57AD

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

Preview Lab → · Contrast checker → · Palette generator →