#1E3497#1E3497

#1E3497 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.9% C 0.163 H 267.7°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#1E3497
RGB	rgb(30, 52, 151)
HSL	hsl(229, 67%, 35%)
HSV	hsv(229, 80%, 59%)
CMYK	cmyk(80.1%, 65.6%, 0%, 40.8%)
CIE-LAB	lab(26.64, 29.22, -56.40)
CIE-LCH	lch(26.64, 63.52, 297.38°)
OKLab	oklab(37.9% -0.0066 -0.1632)
OKLCH	oklch(37.9% 0.163 267.7)
XYZ	xyz(7.3474, 4.9655, 29.8434)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3497 #97811E

analogous

#1E7097 #1E3497 #441E97

triadic

#1E3497 #971E34 #34971E

tetradic

#1E3497 #971E70 #97811E #1E9744

square

#1E3497 #971E70 #97811E #1E9744

split-complementary

#1E3497 #97441E #70971E

monochromatic

#0A1131 #142264 #1E3497 #2846CA #536CDD

Accessibility & contrast

On white

10.54

#1E3497 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#1E3497 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3497

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3497	#FFFFFF	#000000	##FFFFFF
##1E3497	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459A

Deuteranopia (green-blind)

#003995

Tritanopia (blue-blind)

#004E60

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1e3497;
/* rgb */ color: rgb(30, 52, 151);
/* oklch */ color: oklch(37.9% 0.163 267.7);

Tailwind

colors: {
  custom: {
    50: '#6f6bb7',
    500: '#1e3497',
    950: '#000000',
  },
}

SCSS

$custom: #1e3497;
$custom-light: #6f6bb7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3497",
  "rgb": {
    "r": 30,
    "g": 52,
    "b": 151
  },
  "hsl": {
    "h": 229.091,
    "s": 66.851,
    "l": 35.49
  },
  "oklch": {
    "l": 0.37897,
    "c": 0.16337,
    "h": 267.7
  },
  "luminance": 0.04966
}

Semantic roles & 50–950 ramp

primary

#1E3497

secondary

#C0AC51

accent

#CB3EEA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #1E3497

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

Preview Lab → · Contrast checker → · Palette generator →