#1E4FA1#1E4FA1

#1E4FA1 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.3% C 0.143 H 260.2°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#1E4FA1
RGB	rgb(30, 79, 161)
HSL	hsl(218, 69%, 37%)
HSV	hsv(218, 81%, 63%)
CMYK	cmyk(81.4%, 50.9%, 0%, 36.9%)
CIE-LAB	lab(34.88, 14.83, -49.05)
CIE-LCH	lch(34.88, 51.24, 286.83°)
OKLab	oklab(44.35% -0.0244 -0.1412)
OKLCH	oklch(44.35% 0.143 260.2)
XYZ	xyz(9.7621, 8.4400, 34.8259)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4FA1 #A1701E

analogous

#1E91A1 #1E4FA1 #2E1EA1

triadic

#1E4FA1 #A11E4F #4FA11E

tetradic

#1E4FA1 #A11E91 #A1701E #1EA12E

square

#1E4FA1 #A11E91 #A1701E #1EA12E

split-complementary

#1E4FA1 #A12E1E #91A11E

monochromatic

#0B1C3A #14366D #1E4FA1 #2868D5 #598CE0

Accessibility & contrast

On white

7.81

#1E4FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#1E4FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4FA1

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4FA1	#FFFFFF	#000000	##FFFFFF
##1E4FA1	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B58A4

Deuteranopia (green-blind)

#004C9F

Tritanopia (blue-blind)

#006370

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1e4fa1;
/* rgb */ color: rgb(30, 79, 161);
/* oklch */ color: oklch(44.3% 0.143 260.2);

Tailwind

colors: {
  custom: {
    50: '#707fbd',
    500: '#1e4fa1',
    950: '#000000',
  },
}

SCSS

$custom: #1e4fa1;
$custom-light: #707fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4fa1",
  "rgb": {
    "r": 30,
    "g": 79,
    "b": 161
  },
  "hsl": {
    "h": 217.557,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.44349,
    "c": 0.14328,
    "h": 260.2
  },
  "luminance": 0.08441
}

Semantic roles & 50–950 ramp

primary

#1E4FA1

secondary

#C49B57

accent

#AA3CEB

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1E4FA1

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

Preview Lab → · Contrast checker → · Palette generator →