#1E3697#1E3697

#1E3697 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.3% C 0.161 H 267.2°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#1E3697
RGB	rgb(30, 54, 151)
HSL	hsl(228, 67%, 35%)
HSV	hsv(228, 80%, 59%)
CMYK	cmyk(80.1%, 64.2%, 0%, 40.8%)
CIE-LAB	lab(27.15, 27.87, -55.56)
CIE-LCH	lch(27.15, 62.16, 296.64°)
OKLab	oklab(38.28% -0.0078 -0.1607)
OKLCH	oklch(38.28% 0.161 267.2)
XYZ	xyz(7.4386, 5.1479, 29.8738)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3697 #977F1E

analogous

#1E7297 #1E3697 #421E97

triadic

#1E3697 #971E36 #36971E

tetradic

#1E3697 #971E72 #977F1E #1E9742

square

#1E3697 #971E72 #977F1E #1E9742

split-complementary

#1E3697 #97421E #72971E

monochromatic

#0A1131 #142464 #1E3697 #2848CA #536EDD

Accessibility & contrast

On white

10.35

#1E3697 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#1E3697 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3697

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3697	#FFFFFF	#000000	##FFFFFF
##1E3697	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469A

Deuteranopia (green-blind)

#003B95

Tritanopia (blue-blind)

#004F61

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1e3697;
/* rgb */ color: rgb(30, 54, 151);
/* oklch */ color: oklch(38.3% 0.161 267.2);

Tailwind

colors: {
  custom: {
    50: '#6f6cb6',
    500: '#1e3697',
    950: '#000000',
  },
}

SCSS

$custom: #1e3697;
$custom-light: #6f6cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3697",
  "rgb": {
    "r": 30,
    "g": 54,
    "b": 151
  },
  "hsl": {
    "h": 228.099,
    "s": 66.851,
    "l": 35.49
  },
  "oklch": {
    "l": 0.38277,
    "c": 0.16093,
    "h": 267.2
  },
  "luminance": 0.05149
}

Semantic roles & 50–950 ramp

primary

#1E3697

secondary

#C0AA51

accent

#C83EEA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #1E3697

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

Preview Lab → · Contrast checker → · Palette generator →