#1E3474#1E3474

#1E3474 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.7% C 0.114 H 266.2°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#1E3474
RGB	rgb(30, 52, 116)
HSL	hsl(225, 59%, 29%)
HSV	hsv(225, 74%, 45%)
CMYK	cmyk(74.1%, 55.2%, 0%, 54.5%)
CIE-LAB	lab(23.65, 15.38, -39.40)
CIE-LCH	lch(23.65, 42.30, 291.33°)
OKLab	oklab(34.74% -0.0074 -0.1133)
OKLCH	oklch(34.74% 0.114 266.2)
XYZ	xyz(4.9147, 3.9925, 17.0312)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3474 #745E1E

analogous

#1E5F74 #1E3474 #331E74

triadic

#1E3474 #741E34 #34741E

tetradic

#1E3474 #741E5F #745E1E #1E7433

square

#1E3474 #741E5F #745E1E #1E7433

split-complementary

#1E3474 #74331E #5F741E

monochromatic

#060B18 #111E43 #1E3474 #2B4AA5 #3F63CD

Accessibility & contrast

On white

11.68

#1E3474 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#1E3474 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3474

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3474	#FFFFFF	#000000	##FFFFFF
##1E3474	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#083C76

Deuteranopia (green-blind)

#003573

Tritanopia (blue-blind)

#00434E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1e3474;
/* rgb */ color: rgb(30, 52, 116);
/* oklch */ color: oklch(34.7% 0.114 266.2);

Tailwind

colors: {
  custom: {
    50: '#666b9c',
    500: '#1e3474',
    950: '#000000',
  },
}

SCSS

$custom: #1e3474;
$custom-light: #666b9c;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3474",
  "rgb": {
    "r": 30,
    "g": 52,
    "b": 116
  },
  "hsl": {
    "h": 224.651,
    "s": 58.904,
    "l": 28.627
  },
  "oklch": {
    "l": 0.34736,
    "c": 0.11358,
    "h": 266.2
  },
  "luminance": 0.03993
}

Semantic roles & 50–950 ramp

primary

#1E3474

secondary

#A88F46

accent

#BA46E2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1E3474

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

Preview Lab → · Contrast checker → · Palette generator →