#130101
Closest named color: Very Dark Brown (#1D0200). oklch(12.3% 0.043 26.3), rgb(19, 1, 1).
Aa
White text reads best on this color (20.33:1).
About this color
#130101 is a very dark, muted red. In OKLCH its lightness is 12%, its chroma 0.043 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.031 away. White text reads best on it, at 20.33:1.
| Hue family | Reds |
| Lightness | very dark (12%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.03:1 |
| White text | 20.33:1 |
Values
| HEX | #130101 |
| RGB | rgb(19, 1, 1) |
| HSL | hsl(0, 90%, 4%) |
| OKLCH | oklch(12.3% 0.043 26.3) |
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 #130101 | 20.33:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #130101 | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #130101 text on white | 20.33:1 | AAA | Lc 105.8 | Preferred for body text |
| #130101 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
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F4E6E5
oklch(93.6% 0.015 22.4)
-
Step 200
200
#EBD3CF
oklch(88.6% 0.027 29)
-
Step 300
300
#E0B5B0
oklch(81% 0.051 26)
-
Step 400
400
#CE8D86
oklch(70.6% 0.081 26.1)
-
Step 500
500
#C07068
oklch(63.1% 0.103 26.4)
-
Step 600
600
#AB564F
oklch(55.5% 0.113 26.2)
-
Step 700
700
#934640
oklch(49.1% 0.105 26.2)
-
Step 800
800
#773A35
oklch(42.6% 0.086 26.2)
-
Step 900
900
#61322E
oklch(37.7% 0.069 25.9)
-
Step 950
950 (this color)
#130101
oklch(12.3% 0.043 26.3)
#130101 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) | #040301 | 0.047 |
| Deuteranopia (no green cones) | #090701 | 0.042 |
| Tritanopia (no blue cones) | #160001 | 0.009 |
| Achromatopsia (no color) | #050505 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #130101
#130101
oklch(12.3% 0.043 26.3)
- #00080A
#00080A
oklch(12.3% 0.021 208)
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 #130101, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.031
- Almost Black #070D0D ΔE 0.060
- Rich Navy #001219 ΔE 0.087
- Dark Maroon #3C0008 ΔE 0.113
- Midnight #03012D ΔE 0.115
- Rich Black #0D1B2A ΔE 0.119
- Dark Navy Blue #00022E ΔE 0.120
- Very Dark Purple #2A0134 ΔE 0.126
Use #130101 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.