#1E43A8#1E43A8

#1E43A8 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.4% C 0.168 H 264.7°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#1E43A8
RGB	rgb(30, 67, 168)
HSL	hsl(224, 70%, 39%)
HSV	hsv(224, 82%, 66%)
CMYK	cmyk(82.1%, 60.1%, 0%, 34.1%)
CIE-LAB	lab(32.07, 25.72, -57.81)
CIE-LCH	lch(32.07, 63.28, 293.98°)
OKLab	oklab(42.39% -0.0155 -0.1672)
OKLCH	oklch(42.39% 0.168 264.7)
XYZ	xyz(9.6080, 7.1163, 37.9054)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E43A8 #A8831E

analogous

#1E88A8 #1E43A8 #3E1EA8

triadic

#1E43A8 #A81E43 #43A81E

tetradic

#1E43A8 #A81E88 #A8831E #1EA83E

square

#1E43A8 #A81E88 #A8831E #1EA83E

split-complementary

#1E43A8 #A83E1E #88A81E

monochromatic

#0B1A40 #152E74 #1E43A8 #2A59D9 #5E82E2

Accessibility & contrast

On white

8.67

#1E43A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#1E43A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E43A8

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E43A8	#FFFFFF	#000000	##FFFFFF
##1E43A8	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AB

Deuteranopia (green-blind)

#0045A6

Tritanopia (blue-blind)

#005D6F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1e43a8;
/* rgb */ color: rgb(30, 67, 168);
/* oklch */ color: oklch(42.4% 0.168 264.7);

Tailwind

colors: {
  custom: {
    50: '#7376c3',
    500: '#1e43a8',
    950: '#000000',
  },
}

SCSS

$custom: #1e43a8;
$custom-light: #7376c3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e43a8",
  "rgb": {
    "r": 30,
    "g": 67,
    "b": 168
  },
  "hsl": {
    "h": 223.913,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.42391,
    "c": 0.1679,
    "h": 264.7
  },
  "luminance": 0.07117
}

Semantic roles & 50–950 ramp

primary

#1E43A8

secondary

#C7AA5B

accent

#BD3BED

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#090813

muted

#7B7B82

Preview Lab

Preview with #1E43A8

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

Preview Lab → · Contrast checker → · Palette generator →