#100820
Closest named color: Rich Navy (#001219). oklch(16.2% 0.049 296), rgb(16, 8, 32).
Aa
White text reads best on this color (19.48:1).
About this color
#100820 is a very dark, muted purple. In OKLCH its lightness is 16%, its chroma 0.049 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.051 away. White text reads best on it, at 19.48:1.
| Hue family | Purples |
| Lightness | very dark (16%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.07:1 |
| White text | 19.48:1 |
Values
| HEX | #100820 |
| RGB | rgb(16, 8, 32) |
| HSL | hsl(260, 60%, 8%) |
| OKLCH | oklch(16.2% 0.049 296) |
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 #100820 | 19.48:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #100820 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #100820 text on white | 19.48:1 | AAA | Lc 105.6 | Preferred for body text |
| #100820 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#DAD5ED
oklch(88.4% 0.033 295.3)
-
Step 300
300
#C3BAE3
oklch(81% 0.058 295.1)
-
Step 400
400
#A595D4
oklch(70.7% 0.092 295.6)
-
Step 500
500
#9079C9
oklch(63% 0.12 296)
-
Step 600
600
#7B61B6
oklch(55.6% 0.13 296)
-
Step 700
700
#68509C
oklch(49.2% 0.119 296.3)
-
Step 800
800
#54427F
oklch(42.7% 0.099 295.5)
-
Step 900
900
#453866
oklch(37.7% 0.078 295.4)
-
Step 950
950 (this color)
#100820
oklch(16.2% 0.049 296)
#100820 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) | #010D21 | 0.034 |
| Deuteranopia (no green cones) | #020C1F | 0.032 |
| Tritanopia (no blue cones) | #0C0D12 | 0.039 |
| Achromatopsia (no color) | #0D0D0D | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #100820
#100820
oklch(16.2% 0.049 296)
- #0D0F00
#0D0F00
oklch(16.1% 0.036 115)
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 #100820, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.051
- Midnight #03012D ΔE 0.052
- Almost Black #070D0D ΔE 0.053
- Dark Navy Blue #00022E ΔE 0.058
- Dark Navy #000435 ΔE 0.060
- Very Dark Blue #000133 ΔE 0.064
- Rich Black #0D1B2A ΔE 0.065
- Midnight Purple #280137 ΔE 0.073
Use #100820 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.