#100201
Closest named color: Very Dark Brown (#1D0200). oklch(12% 0.034 32.1), rgb(16, 2, 1).
Aa
White text reads best on this color (20.36:1).
About this color
#100201 is a very dark, muted red. In OKLCH its lightness is 12%, its chroma 0.034 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.037 away. White text reads best on it, at 20.36:1.
| Hue family | Reds |
| Lightness | very dark (12%) |
| Chroma | muted (0.034) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.03:1 |
| White text | 20.36:1 |
Values
| HEX | #100201 |
| RGB | rgb(16, 2, 1) |
| HSL | hsl(4, 88%, 3%) |
| OKLCH | oklch(12% 0.034 32.1) |
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 #100201 | 20.36:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #100201 | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #100201 text on white | 20.36:1 | AAA | Lc 105.9 | Preferred for body text |
| #100201 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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F2E7E5
oklch(93.6% 0.012 29.9)
-
Step 200
200
#E8D4D0
oklch(88.5% 0.023 31.1)
-
Step 300
300
#DAB8B0
oklch(81% 0.041 33.4)
-
Step 400
400
#C69287
oklch(70.7% 0.065 32.2)
-
Step 500
500
#B67769
oklch(63.2% 0.083 33.1)
-
Step 600
600
#A15E51
oklch(55.5% 0.091 31.8)
-
Step 700
700
#8A4E42
oklch(49.2% 0.084 32.2)
-
Step 800
800
#704036
oklch(42.7% 0.07 32.6)
-
Step 900
900
#5B372F
oklch(37.8% 0.054 33.2)
-
Step 950
950 (this color)
#100201
oklch(12% 0.034 32.1)
#100201 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) | #040401 | 0.038 |
| Deuteranopia (no green cones) | #080601 | 0.031 |
| Tritanopia (no blue cones) | #130102 | 0.012 |
| Achromatopsia (no color) | #050505 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #100201
#100201
oklch(12% 0.034 32.1)
- #00070A
#00070A
oklch(11.8% 0.021 216)
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 #100201, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.037
- Almost Black #070D0D ΔE 0.055
- Rich Navy #001219 ΔE 0.082
- Midnight #03012D ΔE 0.112
- Dark Navy Blue #00022E ΔE 0.116
- Rich Black #0D1B2A ΔE 0.118
- Dark Maroon #3C0008 ΔE 0.120
- Black #000000 ΔE 0.125
Use #100201 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.