#1E2B78#1E2B78

#1E2B78 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.2% C 0.132 H 270.1°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#1E2B78
RGB	rgb(30, 43, 120)
HSL	hsl(231, 60%, 29%)
HSV	hsv(231, 75%, 47%)
CMYK	cmyk(75%, 64.2%, 0%, 52.9%)
CIE-LAB	lab(21.43, 23.33, -45.56)
CIE-LCH	lch(21.43, 51.19, 297.12°)
OKLab	oklab(33.18% 0.0003 -0.1316)
OKLCH	oklch(33.18% 0.132 270.1)
XYZ	xyz(4.7883, 3.3593, 18.1617)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2B78 #786B1E

analogous

#1E5878 #1E2B78 #3E1E78

triadic

#1E2B78 #781E2B #2B781E

tetradic

#1E2B78 #781E58 #786B1E #1E783E

square

#1E2B78 #781E58 #786B1E #1E783E

split-complementary

#1E2B78 #783E1E #58781E

monochromatic

#060918 #121947 #1E2B78 #2A3DA9 #4156CF

Accessibility & contrast

On white

12.56

#1E2B78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#1E2B78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2B78

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2B78	#FFFFFF	#000000	##FFFFFF
##1E2B78	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387B

Deuteranopia (green-blind)

#002F77

Tritanopia (blue-blind)

#003F4D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1e2b78;
/* rgb */ color: rgb(30, 43, 120);
/* oklch */ color: oklch(33.2% 0.132 270.1);

Tailwind

colors: {
  custom: {
    50: '#6864a0',
    500: '#1e2b78',
    950: '#000000',
  },
}

SCSS

$custom: #1e2b78;
$custom-light: #6864a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2b78",
  "rgb": {
    "r": 30,
    "g": 43,
    "b": 120
  },
  "hsl": {
    "h": 231.333,
    "s": 60,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33181,
    "c": 0.13156,
    "h": 270.1
  },
  "luminance": 0.0336
}

Semantic roles & 50–950 ramp

primary

#1E2B78

secondary

#AC9D46

accent

#CC45E3

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050F

muted

#7A797E

Preview Lab

Preview with #1E2B78

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

Preview Lab → · Contrast checker → · Palette generator →