#1E45A8#1E45A8

#1E45A8 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.8% C 0.165 H 264.2°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#1E45A8
RGB	rgb(30, 69, 168)
HSL	hsl(223, 70%, 39%)
HSV	hsv(223, 82%, 66%)
CMYK	cmyk(82.1%, 58.9%, 0%, 34.1%)
CIE-LAB	lab(32.61, 24.37, -56.94)
CIE-LCH	lch(32.61, 61.93, 293.17°)
OKLab	oklab(42.79% -0.0168 -0.1646)
OKLCH	oklch(42.79% 0.165 264.2)
XYZ	xyz(9.7289, 7.3582, 37.9457)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E45A8 #A8811E

analogous

#1E8AA8 #1E45A8 #3C1EA8

triadic

#1E45A8 #A81E45 #45A81E

tetradic

#1E45A8 #A81E8A #A8811E #1EA83C

square

#1E45A8 #A81E8A #A8811E #1EA83C

split-complementary

#1E45A8 #A83C1E #8AA81E

monochromatic

#0B1A40 #153074 #1E45A8 #2A5CD9 #5E83E2

Accessibility & contrast

On white

8.50

#1E45A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1E45A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E45A8

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E45A8	#FFFFFF	#000000	##FFFFFF
##1E45A8	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AB

Deuteranopia (green-blind)

#0047A6

Tritanopia (blue-blind)

#005E6F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1e45a8;
/* rgb */ color: rgb(30, 69, 168);
/* oklch */ color: oklch(42.8% 0.165 264.2);

Tailwind

colors: {
  custom: {
    50: '#7278c3',
    500: '#1e45a8',
    950: '#000000',
  },
}

SCSS

$custom: #1e45a8;
$custom-light: #7278c3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e45a8",
  "rgb": {
    "r": 30,
    "g": 69,
    "b": 168
  },
  "hsl": {
    "h": 223.043,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.42794,
    "c": 0.16542,
    "h": 264.2
  },
  "luminance": 0.07359
}

Semantic roles & 50–950 ramp

primary

#1E45A8

secondary

#C7A85B

accent

#BA3BED

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#090813

muted

#7B7B82

Preview Lab

Preview with #1E45A8

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

Preview Lab → · Contrast checker → · Palette generator →