#1E42A4#1E42A4

#1E42A4 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.8% C 0.164 H 264.7°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#1E42A4
RGB	rgb(30, 66, 164)
HSL	hsl(224, 69%, 38%)
HSV	hsv(224, 82%, 64%)
CMYK	cmyk(81.7%, 59.8%, 0%, 35.7%)
CIE-LAB	lab(31.47, 24.82, -56.40)
CIE-LCH	lch(31.47, 61.62, 293.76°)
OKLab	oklab(41.84% -0.0151 -0.163)
OKLCH	oklch(41.84% 0.164 264.7)
XYZ	xyz(9.1821, 6.8517, 35.9533)
Luminance	0.0685 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E42A4 #A4801E

analogous

#1E85A4 #1E42A4 #3D1EA4

triadic

#1E42A4 #A41E42 #42A41E

tetradic

#1E42A4 #A41E85 #A4801E #1EA43D

square

#1E42A4 #A41E85 #A4801E #1EA43D

split-complementary

#1E42A4 #A43D1E #85A41E

monochromatic

#0B183D #152D70 #1E42A4 #2857D8 #5B7FE1

Accessibility & contrast

On white

8.86

#1E42A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#1E42A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E42A4

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E42A4	#FFFFFF	#000000	##FFFFFF
##1E42A4	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A7

Deuteranopia (green-blind)

#0044A2

Tritanopia (blue-blind)

#005B6C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1e42a4;
/* rgb */ color: rgb(30, 66, 164);
/* oklch */ color: oklch(41.8% 0.164 264.7);

Tailwind

colors: {
  custom: {
    50: '#7275c0',
    500: '#1e42a4',
    950: '#000000',
  },
}

SCSS

$custom: #1e42a4;
$custom-light: #7275c0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e42a4",
  "rgb": {
    "r": 30,
    "g": 66,
    "b": 164
  },
  "hsl": {
    "h": 223.881,
    "s": 69.072,
    "l": 38.039
  },
  "oklch": {
    "l": 0.41836,
    "c": 0.16373,
    "h": 264.7
  },
  "luminance": 0.06853
}

Semantic roles & 50–950 ramp

primary

#1E42A4

secondary

#C5A859

accent

#BD3CEC

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1E42A4

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

Preview Lab → · Contrast checker → · Palette generator →