#10030A
Closest named color: Very Dark Brown (#1D0200). oklch(13% 0.033 345), rgb(16, 3, 10).
Aa
White text reads best on this color (20.20:1).
About this color
#10030A is a very dark, muted red. In OKLCH its lightness is 13%, its chroma 0.033 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.046 away. White text reads best on it, at 20.20:1.
| Hue family | Reds |
| Lightness | very dark (13%) |
| Chroma | muted (0.033) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.03:1 |
| White text | 20.20:1 |
Values
| HEX | #10030A |
| RGB | rgb(16, 3, 10) |
| HSL | hsl(328, 68%, 4%) |
| OKLCH | oklch(13% 0.033 345) |
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 #10030A | 20.20:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #10030A | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #10030A text on white | 20.20:1 | AAA | Lc 105.9 | Preferred for body text |
| #10030A text on black | 1.03:1 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E4D4DC
oklch(88.5% 0.021 345.7)
-
Step 300
300
#D4B7C6
oklch(80.9% 0.039 345.4)
-
Step 400
400
#BE91AA
oklch(70.7% 0.064 344.4)
-
Step 500
500
#AD7695
oklch(63.2% 0.08 344.8)
-
Step 600
600
#985E7F
oklch(55.7% 0.087 345.2)
-
Step 700
700
#814D6B
oklch(49% 0.081 344.9)
-
Step 800
800
#693F57
oklch(42.6% 0.068 345.1)
-
Step 900
900
#563648
oklch(37.7% 0.053 345.2)
-
Step 950
950 (this color)
#10030A
oklch(13% 0.033 345)
#10030A 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) | #04050A | 0.035 |
| Deuteranopia (no green cones) | #07070A | 0.030 |
| Tritanopia (no blue cones) | #120305 | 0.015 |
| Achromatopsia (no color) | #060606 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #10030A
#10030A
oklch(13% 0.033 345)
- #000A05
#000A05
oklch(12.8% 0.027 165.4)
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 #10030A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.046
- Almost Black #070D0D ΔE 0.048
- Rich Navy #001219 ΔE 0.069
- Midnight #03012D ΔE 0.086
- Dark Navy Blue #00022E ΔE 0.092
- Very Dark Blue #000133 ΔE 0.101
- Dark Navy #000435 ΔE 0.101
- Rich Black #0D1B2A ΔE 0.101
Use #10030A 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.