#1E3D91#1E3D91

#1E3D91 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.1% C 0.144 H 265.0°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#1E3D91
RGB	rgb(30, 61, 145)
HSL	hsl(224, 66%, 34%)
HSV	hsv(224, 79%, 57%)
CMYK	cmyk(79.3%, 57.9%, 0%, 43.1%)
CIE-LAB	lab(28.53, 20.72, -49.63)
CIE-LCH	lch(28.53, 53.78, 292.66°)
OKLab	oklab(39.14% -0.0126 -0.1432)
OKLCH	oklch(39.14% 0.144 265)
XYZ	xyz(7.3132, 5.6570, 27.4891)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3D91 #91721E

analogous

#1E7791 #1E3D91 #391E91

triadic

#1E3D91 #911E3D #3D911E

tetradic

#1E3D91 #911E77 #91721E #1E9139

square

#1E3D91 #911E77 #91721E #1E9139

split-complementary

#1E3D91 #91391E #77911E

monochromatic

#09122C #14285E #1E3D91 #2852C4 #4F75DB

Accessibility & contrast

On white

9.85

#1E3D91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#1E3D91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3D91

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3D91	#FFFFFF	#000000	##FFFFFF
##1E3D91	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004994

Deuteranopia (green-blind)

#003E8F

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1e3d91;
/* rgb */ color: rgb(30, 61, 145);
/* oklch */ color: oklch(39.1% 0.144 265.0);

Tailwind

colors: {
  custom: {
    50: '#6d72b2',
    500: '#1e3d91',
    950: '#000000',
  },
}

SCSS

$custom: #1e3d91;
$custom-light: #6d72b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3d91",
  "rgb": {
    "r": 30,
    "g": 61,
    "b": 145
  },
  "hsl": {
    "h": 223.826,
    "s": 65.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.39144,
    "c": 0.1438,
    "h": 265
  },
  "luminance": 0.05658
}

Semantic roles & 50–950 ramp

primary

#1E3D91

secondary

#BD9F4D

accent

#BB3FE9

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1E3D91

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

Preview Lab → · Contrast checker → · Palette generator →