#100918
Closest named color: Almost Black (#070D0D). oklch(15.8% 0.033 304.5), rgb(16, 9, 24).
Aa
White text reads best on this color (19.54:1).
About this color
#100918 is a very dark, muted purple. In OKLCH its lightness is 16%, its chroma 0.033 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.037 away. White text reads best on it, at 19.54:1.
| Hue family | Purples |
| Lightness | very dark (16%) |
| Chroma | muted (0.033) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.07:1 |
| White text | 19.54:1 |
Values
| HEX | #100918 |
| RGB | rgb(16, 9, 24) |
| HSL | hsl(268, 45%, 6%) |
| OKLCH | oklch(15.8% 0.033 304.5) |
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 #100918 | 19.54:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #100918 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #100918 text on white | 19.54:1 | AAA | Lc 105.7 | Preferred for body text |
| #100918 text on black | 1.07:1 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EBE8F0
oklch(93.6% 0.011 303.1)
-
Step 200
200
#DCD6E5
oklch(88.5% 0.021 304)
-
Step 300
300
#C6BBD5
oklch(80.9% 0.038 304.7)
-
Step 400
400
#A997C0
oklch(70.6% 0.062 304.8)
-
Step 500
500
#947EB0
oklch(63.2% 0.077 304.4)
-
Step 600
600
#7F669C
oklch(55.6% 0.086 305)
-
Step 700
700
#6B5585
oklch(49.1% 0.079 304.7)
-
Step 800
800
#57466C
oklch(42.8% 0.065 304.3)
-
Step 900
900
#483B58
oklch(37.8% 0.051 304.6)
-
Step 950
950 (this color)
#100918
oklch(15.8% 0.033 304.5)
#100918 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) | #060C19 | 0.022 |
| Deuteranopia (no green cones) | #070C18 | 0.021 |
| Tritanopia (no blue cones) | #0F0B0F | 0.023 |
| Achromatopsia (no color) | #0C0C0C | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #100918
#100918
oklch(15.8% 0.033 304.5)
- #0A0F02
#0A0F02
oklch(15.8% 0.031 124.1)
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 #100918, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.037
- Rich Navy #001219 ΔE 0.043
- Very Dark Brown #1D0200 ΔE 0.063
- Midnight #03012D ΔE 0.066
- Rich Black #0D1B2A ΔE 0.067
- Dark Navy Blue #00022E ΔE 0.070
- Dark Navy #000435 ΔE 0.074
- Very Dark Blue #000133 ΔE 0.077
Use #100918 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.