#1E289D#1E289D

#1E289D is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.5% C 0.185 H 269.5°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX#1E289D
RGBrgb(30, 40, 157)
HSLhsl(235, 68%, 37%)
HSVhsv(235, 81%, 62%)
CMYKcmyk(80.9%, 74.5%, 0%, 38.4%)
CIE-LABlab(24.41, 39.11, -63.74)
CIE-LCHlch(24.41, 74.79, 301.53°)
OKLaboklab(36.46% -0.0015 -0.1847)
OKLCHoklch(36.46% 0.185 269.5)
XYZxyz(7.3779, 4.2271, 32.3188)
Luminance0.0423 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1E289D #9D931E
analogous
#1E689D #1E289D #541E9D
triadic
#1E289D #9D1E28 #289D1E
tetradic
#1E289D #9D1E68 #9D931E #1E9D54
square
#1E289D #9D1E68 #9D931E #1E9D54
split-complementary
#1E289D #9D541E #689D1E
monochromatic
#0A0E36 #141B6A #1E289D #2835D0 #5761DF

Accessibility & contrast

On white

11.38
#1E289D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.85
#1E289D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E289D
11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1E289D#FFFFFF#000000##FFFFFF
##1E289D1.0011.381.8511.38
#FFFFFF11.381.0021.001.00
#0000001.8521.001.0021.00
##FFFFFF11.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0040A0
Deuteranopia (green-blind)
#00349B
Tritanopia (blue-blind)
#004A60
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #1e289d;
/* rgb */ color: rgb(30, 40, 157);
/* oklch */ color: oklch(36.5% 0.185 269.5);
Tailwind
colors: {
  custom: {
    50: '#7263bb',
    500: '#1e289d',
    950: '#000000',
  },
}
SCSS
$custom: #1e289d;
$custom-light: #7263bb;
$custom-dark: #000000;
JSON
{
  "hex": "#1e289d",
  "rgb": {
    "r": 30,
    "g": 40,
    "b": 157
  },
  "hsl": {
    "h": 235.276,
    "s": 67.914,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36464,
    "c": 0.18467,
    "h": 269.5
  },
  "luminance": 0.04228
}

Semantic roles & 50–950 ramp

primary
#1E289D
secondary
#C2BA54
accent
#DD3DEB
background
#F7F5FB
surface
#EEEAF6
border
#C9C6D0
text
#090512
muted
#7B7981

Preview Lab

Preview with #1E289D

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

Preview Lab → · Contrast checker → · Palette generator →

#1E289D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva