#1E309E#1E309E

#1E309E is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.9% C 0.177 H 268.4°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#1E309E
RGB	rgb(30, 48, 158)
HSL	hsl(232, 68%, 37%)
HSV	hsv(232, 81%, 62%)
CMYK	cmyk(81%, 69.6%, 0%, 38%)
CIE-LAB	lab(26.33, 34.49, -61.19)
CIE-LCH	lch(26.33, 70.24, 299.41°)
OKLab	oklab(37.88% -0.005 -0.1772)
OKLCH	oklch(37.88% 0.177 268.4)
XYZ	xyz(7.7618, 4.8576, 32.8697)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E309E #9E8C1E

analogous

#1E709E #1E309E #4C1E9E

triadic

#1E309E #9E1E30 #309E1E

tetradic

#1E309E #9E1E70 #9E8C1E #1E9E4C

square

#1E309E #9E1E70 #9E8C1E #1E9E4C

split-complementary

#1E309E #9E4C1E #709E1E

monochromatic

#0A1137 #14206B #1E309E #2840D1 #576ADF

Accessibility & contrast

On white

10.65

#1E309E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#1E309E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E309E

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E309E	#FFFFFF	#000000	##FFFFFF
##1E309E	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A1

Deuteranopia (green-blind)

#00389C

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1e309e;
/* rgb */ color: rgb(30, 48, 158);
/* oklch */ color: oklch(37.9% 0.177 268.4);

Tailwind

colors: {
  custom: {
    50: '#7268bc',
    500: '#1e309e',
    950: '#000000',
  },
}

SCSS

$custom: #1e309e;
$custom-light: #7268bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1e309e",
  "rgb": {
    "r": 30,
    "g": 48,
    "b": 158
  },
  "hsl": {
    "h": 231.563,
    "s": 68.085,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37875,
    "c": 0.17731,
    "h": 268.4
  },
  "luminance": 0.04859
}

Semantic roles & 50–950 ramp

primary

#1E309E

secondary

#C3B355

accent

#D23DEB

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1E309E

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

Preview Lab → · Contrast checker → · Palette generator →