#1E42B2#1E42B2

#1E42B2 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.1% C 0.182 H 265.3°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#1E42B2
RGB	rgb(30, 66, 178)
HSL	hsl(225, 71%, 41%)
HSV	hsv(225, 83%, 70%)
CMYK	cmyk(83.1%, 62.9%, 0%, 30.2%)
CIE-LAB	lab(32.67, 30.26, -62.80)
CIE-LCH	lch(32.67, 69.71, 295.73°)
OKLab	oklab(43.1% -0.0148 -0.1818)
OKLCH	oklch(43.1% 0.182 265.3)
XYZ	xyz(10.5167, 7.3855, 42.9821)
Luminance	0.0739 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E42B2 #B28E1E

analogous

#1E8CB2 #1E42B2 #441EB2

triadic

#1E42B2 #B21E42 #42B21E

tetradic

#1E42B2 #B21E8C #B28E1E #1EB244

square

#1E42B2 #B21E8C #B28E1E #1EB244

split-complementary

#1E42B2 #B2441E #8CB21E

monochromatic

#0C1B49 #152F7E #1E42B2 #315BDC #6584E5

Accessibility & contrast

On white

8.48

#1E42B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#1E42B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E42B2

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E42B2	#FFFFFF	#000000	##FFFFFF
##1E42B2	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B6

Deuteranopia (green-blind)

#0046B0

Tritanopia (blue-blind)

#005F73

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1e42b2;
/* rgb */ color: rgb(30, 66, 178);
/* oklch */ color: oklch(43.1% 0.182 265.3);

Tailwind

colors: {
  custom: {
    50: '#7576ca',
    500: '#1e42b2',
    950: '#000000',
  },
}

SCSS

$custom: #1e42b2;
$custom-light: #7576ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1e42b2",
  "rgb": {
    "r": 30,
    "g": 66,
    "b": 178
  },
  "hsl": {
    "h": 225.405,
    "s": 71.154,
    "l": 40.784
  },
  "oklch": {
    "l": 0.43103,
    "c": 0.18241,
    "h": 265.3
  },
  "luminance": 0.07387
}

Semantic roles & 50–950 ramp

primary

#1E42B2

secondary

#CAB162

accent

#C23AEE

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #1E42B2

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

Preview Lab → · Contrast checker → · Palette generator →