#1E4791#1E4791

#1E4791 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.3% C 0.131 H 261.1°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#1E4791
RGB	rgb(30, 71, 145)
HSL	hsl(219, 66%, 34%)
HSV	hsv(219, 79%, 57%)
CMYK	cmyk(79.3%, 51%, 0%, 43.1%)
CIE-LAB	lab(31.41, 13.84, -44.97)
CIE-LCH	lch(31.41, 47.05, 287.11°)
OKLab	oklab(41.33% -0.0203 -0.1293)
OKLCH	oklch(41.33% 0.131 261.1)
XYZ	xyz(7.8976, 6.8259, 27.6839)
Luminance	0.0683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4791 #91681E

analogous

#1E8191 #1E4791 #2F1E91

triadic

#1E4791 #911E47 #47911E

tetradic

#1E4791 #911E81 #91681E #1E912F

square

#1E4791 #911E81 #91681E #1E912F

split-complementary

#1E4791 #912F1E #81911E

monochromatic

#09152C #142E5E #1E4791 #2860C4 #4F81DB

Accessibility & contrast

On white

8.88

#1E4791 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#1E4791 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4791

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4791	#FFFFFF	#000000	##FFFFFF
##1E4791	1.00	8.88	2.37	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4F94

Deuteranopia (green-blind)

#004590

Tritanopia (blue-blind)

#005965

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1e4791;
/* rgb */ color: rgb(30, 71, 145);
/* oklch */ color: oklch(41.3% 0.131 261.1);

Tailwind

colors: {
  custom: {
    50: '#6c79b2',
    500: '#1e4791',
    950: '#000000',
  },
}

SCSS

$custom: #1e4791;
$custom-light: #6c79b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4791",
  "rgb": {
    "r": 30,
    "g": 71,
    "b": 145
  },
  "hsl": {
    "h": 218.609,
    "s": 65.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.41327,
    "c": 0.13093,
    "h": 261.1
  },
  "luminance": 0.06827
}

Semantic roles & 50–950 ramp

primary

#1E4791

secondary

#BD954D

accent

#AC3FE9

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1E4791

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

Preview Lab → · Contrast checker → · Palette generator →