#1E1644
Closest named color: Dark Indigo (#1F0954). oklch(24.1% 0.083 286.4), rgb(30, 22, 68).
Aa
White text reads best on this color (16.75:1).
About this color
#1E1644 is a very dark, moderately saturated purple. In OKLCH its lightness is 24%, its chroma 0.083 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.039 away. White text reads best on it, at 16.75:1.
| Hue family | Purples |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.25:1 |
| White text | 16.75:1 |
Values
| HEX | #1E1644 |
| RGB | rgb(30, 22, 68) |
| HSL | hsl(250, 51%, 18%) |
| OKLCH | oklch(24.1% 0.083 286.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #1E1644 | 16.75:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #1E1644 | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #1E1644 text on white | 16.75:1 | AAA | Lc 103.5 | Preferred for body text |
| #1E1644 text on black | 1.25:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E8E8FD
oklch(93.7% 0.028 285.8)
-
Step 200
200
#D5D5FC
oklch(88.5% 0.053 285.3)
-
Step 300
300
#BBB7FE
oklch(80.8% 0.1 286.5)
-
Step 400
400
#9A8FFD
oklch(70.7% 0.157 286.2)
-
Step 500
500
#846EFA
oklch(63% 0.201 286.3)
-
Step 600
600
#7051EA
oklch(55.6% 0.219 286.2)
-
Step 700
700
#5F40CB
oklch(49.1% 0.203 286.6)
-
Step 800
800
#4D36A4
oklch(42.7% 0.168 286.5)
-
Step 900
900
#3F3182
oklch(37.7% 0.13 286.3)
-
Step 950
950 (this color)
#1E1644
oklch(24.1% 0.083 286.4)
#1E1644 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #001F45 | 0.044 |
| Deuteranopia (no green cones) | #001C43 | 0.043 |
| Tritanopia (no blue cones) | #10212A | 0.070 |
| Achromatopsia (no color) | #1E1E1E | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E1644
#1E1644
oklch(24.1% 0.083 286.4)
- #232100
#232100
oklch(24.2% 0.052 106.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #1E1644, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.039
- Navy Blue #001146 ΔE 0.052
- Oxford Blue #1B263B ΔE 0.055
- Midnight Purple #280137 ΔE 0.057
- Dark Purple #35063E ΔE 0.059
- Very Dark Purple #2A0134 ΔE 0.061
- Rich Black #0D1B2A ΔE 0.062
- Dark #1B2431 ΔE 0.062
Use #1E1644 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.