#1E4FA4#1E4FA4

#1E4FA4 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.6% C 0.147 H 260.6°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#1E4FA4
RGB	rgb(30, 79, 164)
HSL	hsl(218, 69%, 38%)
HSV	hsv(218, 82%, 64%)
CMYK	cmyk(81.7%, 51.8%, 0%, 35.7%)
CIE-LAB	lab(35.10, 16.03, -50.50)
CIE-LCH	lch(35.10, 52.98, 287.61°)
OKLab	oklab(44.58% -0.024 -0.1455)
OKLCH	oklch(44.58% 0.147 260.6)
XYZ	xyz(10.0298, 8.5471, 36.2359)
Luminance	0.0855 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4FA4 #A4731E

analogous

#1E92A4 #1E4FA4 #301EA4

triadic

#1E4FA4 #A41E4F #4FA41E

tetradic

#1E4FA4 #A41E92 #A4731E #1EA430

square

#1E4FA4 #A41E92 #A4731E #1EA430

split-complementary

#1E4FA4 #A4301E #92A41E

monochromatic

#0B1D3D #153670 #1E4FA4 #2868D8 #5B8CE1

Accessibility & contrast

On white

7.75

#1E4FA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#1E4FA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4FA4

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4FA4	#FFFFFF	#000000	##FFFFFF
##1E4FA4	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1659A7

Deuteranopia (green-blind)

#004DA2

Tritanopia (blue-blind)

#006472

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1e4fa4;
/* rgb */ color: rgb(30, 79, 164);
/* oklch */ color: oklch(44.6% 0.147 260.6);

Tailwind

colors: {
  custom: {
    50: '#717fc0',
    500: '#1e4fa4',
    950: '#000000',
  },
}

SCSS

$custom: #1e4fa4;
$custom-light: #717fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4fa4",
  "rgb": {
    "r": 30,
    "g": 79,
    "b": 164
  },
  "hsl": {
    "h": 218.06,
    "s": 69.072,
    "l": 38.039
  },
  "oklch": {
    "l": 0.44581,
    "c": 0.14743,
    "h": 260.6
  },
  "luminance": 0.08548
}

Semantic roles & 50–950 ramp

primary

#1E4FA4

secondary

#C59D59

accent

#AC3CEC

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1E4FA4

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

Preview Lab → · Contrast checker → · Palette generator →