#1E101D
Closest named color: Rich Black (#0D1B2A). oklch(19.9% 0.033 329.2), rgb(30, 16, 29).
Aa
White text reads best on this color (18.30:1).
About this color
#1E101D is a very dark, muted purple. In OKLCH its lightness is 20%, its chroma 0.033 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.047 away. White text reads best on it, at 18.30:1.
| Hue family | Purples |
| Lightness | very dark (20%) |
| Chroma | muted (0.033) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.14:1 |
| White text | 18.30:1 |
Values
| HEX | #1E101D |
| RGB | rgb(30, 16, 29) |
| HSL | hsl(304, 30%, 9%) |
| OKLCH | oklch(19.9% 0.033 329.2) |
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 #1E101D | 18.30:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #1E101D | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #1E101D text on white | 18.30:1 | AAA | Lc 104.9 | Preferred for body text |
| #1E101D text on black | 1.14:1 | 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
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EEE7EE
oklch(93.5% 0.012 325.7)
-
Step 200
200
#E2D4E0
oklch(88.5% 0.022 330.3)
-
Step 300
300
#D0B8CD
oklch(80.9% 0.039 330)
-
Step 400
400
#B793B4
oklch(70.7% 0.063 328.9)
-
Step 500
500
#A578A1
oklch(63.1% 0.08 329.5)
-
Step 600
600
#90608C
oklch(55.6% 0.088 329.6)
-
Step 700
700
#7A4F77
oklch(49% 0.081 329.2)
-
Step 800
800
#644161
oklch(42.7% 0.068 329.7)
-
Step 900
900
#51374F
oklch(37.6% 0.053 329.2)
-
Step 950
950 (this color)
#1E101D
oklch(19.9% 0.033 329.2)
#1E101D 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) | #0F141D | 0.032 |
| Deuteranopia (no green cones) | #13151D | 0.027 |
| Tritanopia (no blue cones) | #1F1115 | 0.018 |
| Achromatopsia (no color) | #151515 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E101D
#1E101D
oklch(19.9% 0.033 329.2)
- #0A1A0D
#0A1A0D
oklch(19.9% 0.034 148.7)
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 #1E101D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.047
- Rich Navy #001219 ΔE 0.060
- Almost Black #070D0D ΔE 0.062
- Very Dark Purple #2A0134 ΔE 0.067
- Very Dark Brown #1D0200 ΔE 0.069
- Dark #1B2431 ΔE 0.069
- Midnight Purple #280137 ΔE 0.070
- Jet #212529 ΔE 0.072
Use #1E101D 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.