#1C010B
Closest named color: Very Dark Brown (#1D0200). oklch(15% 0.056 358.3), rgb(28, 1, 11).
Aa
White text reads best on this color (19.83:1).
About this color
#1C010B is a very dark, muted red. In OKLCH its lightness is 15%, its chroma 0.056 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.034 away. White text reads best on it, at 19.83:1.
| Hue family | Reds |
| Lightness | very dark (15%) |
| Chroma | muted (0.056) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.05:1 |
| White text | 19.83:1 |
Values
| HEX | #1C010B |
| RGB | rgb(28, 1, 11) |
| HSL | hsl(338, 93%, 6%) |
| OKLCH | oklch(15% 0.056 358.3) |
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 #1C010B | 19.83:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1C010B | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #1C010B text on white | 19.83:1 | AAA | Lc 105.5 | Preferred for body text |
| #1C010B text on black | 1.05:1 | 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
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F6E5EA
oklch(93.7% 0.02 357.6)
-
Step 200
200
#EFD0D9
oklch(88.6% 0.037 358.4)
-
Step 300
300
#E5AFC0
oklch(80.8% 0.066 358)
-
Step 400
400
#D684A0
oklch(70.7% 0.106 358.2)
-
Step 500
500
#C96389
oklch(63.2% 0.136 358.1)
-
Step 600
600
#B44772
oklch(55.6% 0.148 358.5)
-
Step 700
700
#9B3860
oklch(49.2% 0.138 358.4)
-
Step 800
800
#7E2F4E
oklch(42.7% 0.114 358.7)
-
Step 900
900
#662B41
oklch(37.8% 0.089 358.8)
-
Step 950
950 (this color)
#1C010B
oklch(15% 0.056 358.3)
#1C010B 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) | #05060B | 0.063 |
| Deuteranopia (no green cones) | #0C0C0A | 0.058 |
| Tritanopia (no blue cones) | #1F0004 | 0.018 |
| Achromatopsia (no color) | #0A0A0A | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C010B
#1C010B
oklch(15% 0.056 358.3)
- #000F0B
#000F0B
oklch(15.1% 0.028 177)
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 #1C010B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.034
- Almost Black #070D0D ΔE 0.066
- Rich Navy #001219 ΔE 0.084
- Dark Maroon #3C0008 ΔE 0.087
- Very Dark Purple #2A0134 ΔE 0.089
- Midnight Purple #280137 ΔE 0.093
- Rich Black #0D1B2A ΔE 0.101
- Midnight #03012D ΔE 0.103
Use #1C010B 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.