#1E4D9F#1E4D9F

#1E4D9F is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.8% C 0.143 H 260.7°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#1E4D9F
RGB	rgb(30, 77, 159)
HSL	hsl(218, 68%, 37%)
HSV	hsv(218, 81%, 62%)
CMYK	cmyk(81.1%, 51.6%, 0%, 37.6%)
CIE-LAB	lab(34.16, 15.38, -49.01)
CIE-LCH	lch(34.16, 51.37, 287.42°)
OKLab	oklab(43.75% -0.0231 -0.1411)
OKLCH	oklch(43.75% 0.143 260.7)
XYZ	xyz(9.4450, 8.0859, 33.8571)
Luminance	0.0809 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4D9F #9F701E

analogous

#1E8D9F #1E4D9F #301E9F

triadic

#1E4D9F #9F1E4D #4D9F1E

tetradic

#1E4D9F #9F1E8D #9F701E #1E9F30

square

#1E4D9F #9F1E8D #9F701E #1E9F30

split-complementary

#1E4D9F #9F301E #8D9F1E

monochromatic

#0B1B38 #14346C #1E4D9F #2866D2 #5889DF

Accessibility & contrast

On white

8.02

#1E4D9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#1E4D9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4D9F

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4D9F	#FFFFFF	#000000	##FFFFFF
##1E4D9F	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1857A2

Deuteranopia (green-blind)

#004B9D

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1e4d9f;
/* rgb */ color: rgb(30, 77, 159);
/* oklch */ color: oklch(43.8% 0.143 260.7);

Tailwind

colors: {
  custom: {
    50: '#707ebc',
    500: '#1e4d9f',
    950: '#000000',
  },
}

SCSS

$custom: #1e4d9f;
$custom-light: #707ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4d9f",
  "rgb": {
    "r": 30,
    "g": 77,
    "b": 159
  },
  "hsl": {
    "h": 218.14,
    "s": 68.254,
    "l": 37.059
  },
  "oklch": {
    "l": 0.43752,
    "c": 0.14302,
    "h": 260.7
  },
  "luminance": 0.08087
}

Semantic roles & 50–950 ramp

primary

#1E4D9F

secondary

#C39B56

accent

#AC3DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1E4D9F

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

Preview Lab → · Contrast checker → · Palette generator →