#1E478A#1E478A

#1E478A is a dark, vivid blue. Relative luminance 0.066; OKLCH L 40.8% C 0.121 H 259.8°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#1E478A
RGB	rgb(30, 71, 138)
HSL	hsl(217, 64%, 33%)
HSV	hsv(217, 78%, 54%)
CMYK	cmyk(78.3%, 48.6%, 0%, 45.9%)
CIE-LAB	lab(30.92, 11.02, -41.46)
CIE-LCH	lch(30.92, 42.90, 284.89°)
OKLab	oklab(40.79% -0.0214 -0.119)
OKLCH	oklch(40.79% 0.121 259.8)
XYZ	xyz(7.3744, 6.6166, 24.9283)
Luminance	0.0662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E478A #8A611E

analogous

#1E7D8A #1E478A #2B1E8A

triadic

#1E478A #8A1E47 #478A1E

tetradic

#1E478A #8A1E7D #8A611E #1E8A2B

square

#1E478A #8A1E7D #8A611E #1E8A2B

split-complementary

#1E478A #8A2B1E #7D8A1E

monochromatic

#081325 #132D58 #1E478A #2961BC #4B80D8

Accessibility & contrast

On white

9.04

#1E478A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#1E478A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E478A

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E478A	#FFFFFF	#000000	##FFFFFF
##1E478A	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224E8C

Deuteranopia (green-blind)

#034489

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1e478a;
/* rgb */ color: rgb(30, 71, 138);
/* oklch */ color: oklch(40.8% 0.121 259.8);

Tailwind

colors: {
  custom: {
    50: '#6b79ad',
    500: '#1e478a',
    950: '#000000',
  },
}

SCSS

$custom: #1e478a;
$custom-light: #6b79ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1e478a",
  "rgb": {
    "r": 30,
    "g": 71,
    "b": 138
  },
  "hsl": {
    "h": 217.222,
    "s": 64.286,
    "l": 32.941
  },
  "oklch": {
    "l": 0.40795,
    "c": 0.12093,
    "h": 259.8
  },
  "luminance": 0.06617
}

Semantic roles & 50–950 ramp

primary

#1E478A

secondary

#BA8F4A

accent

#A841E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1E478A

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

Preview Lab → · Contrast checker → · Palette generator →