#1E3F86#1E3F86

#1E3F86 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 38.7% C 0.125 H 263.1°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#1E3F86
RGB	rgb(30, 63, 134)
HSL	hsl(221, 63%, 32%)
HSV	hsv(221, 78%, 53%)
CMYK	cmyk(77.6%, 53%, 0%, 47.5%)
CIE-LAB	lab(28.25, 14.92, -43.28)
CIE-LCH	lch(28.25, 45.78, 289.02°)
OKLab	oklab(38.66% -0.0151 -0.1245)
OKLCH	oklch(38.66% 0.125 263.1)
XYZ	xyz(6.6145, 5.5515, 23.2726)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3F86 #86651E

analogous

#1E7386 #1E3F86 #311E86

triadic

#1E3F86 #861E3F #3F861E

tetradic

#1E3F86 #861E73 #86651E #1E8631

square

#1E3F86 #861E73 #86651E #1E8631

split-complementary

#1E3F86 #86311E #73861E

monochromatic

#081022 #132754 #1E3F86 #2957B8 #4875D6

Accessibility & contrast

On white

9.95

#1E3F86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#1E3F86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3F86

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3F86	#FFFFFF	#000000	##FFFFFF
##1E3F86	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114889

Deuteranopia (green-blind)

#003E85

Tritanopia (blue-blind)

#00505C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1e3f86;
/* rgb */ color: rgb(30, 63, 134);
/* oklch */ color: oklch(38.7% 0.125 263.1);

Tailwind

colors: {
  custom: {
    50: '#6a73aa',
    500: '#1e3f86',
    950: '#000000',
  },
}

SCSS

$custom: #1e3f86;
$custom-light: #6a73aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3f86",
  "rgb": {
    "r": 30,
    "g": 63,
    "b": 134
  },
  "hsl": {
    "h": 220.962,
    "s": 63.415,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38664,
    "c": 0.12546,
    "h": 263.1
  },
  "luminance": 0.05552
}

Semantic roles & 50–950 ramp

primary

#1E3F86

secondary

#B89547

accent

#B241E6

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1E3F86

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

Preview Lab → · Contrast checker → · Palette generator →