#2D101A
Closest named color: Dark Maroon (#3C0008). oklch(22.2% 0.05 0.2), rgb(45, 16, 26).
Aa
White text reads best on this color (17.49:1).
About this color
#2D101A is a very dark, muted red. In OKLCH its lightness is 22%, its chroma 0.050 and its hue 0°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.047 away. White text reads best on it, at 17.49:1.
| Hue family | Reds |
| Lightness | very dark (22%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.20:1 |
| White text | 17.49:1 |
Values
| HEX | #2D101A |
| RGB | rgb(45, 16, 26) |
| HSL | hsl(339, 48%, 12%) |
| OKLCH | oklch(22.2% 0.05 0.2) |
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 #2D101A | 17.49:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #2D101A | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #2D101A text on white | 17.49:1 | AAA | Lc 104.1 | Preferred for body text |
| #2D101A text on black | 1.20:1 | 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
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F4E5E9
oklch(93.5% 0.017 359.3)
-
Step 200
200
#EDD1D8
oklch(88.6% 0.033 0.9)
-
Step 300
300
#E2B1BF
oklch(80.9% 0.06 359.6)
-
Step 400
400
#D1889E
oklch(70.7% 0.093 0.2)
-
Step 500
500
#C36886
oklch(63% 0.12 0.1)
-
Step 600
600
#AE4E70
oklch(55.5% 0.13 360)
-
Step 700
700
#953E5E
oklch(49% 0.122 359.6)
-
Step 800
800
#79344C
oklch(42.6% 0.1 0.4)
-
Step 900
900
#622E40
oklch(37.7% 0.078 359.6)
-
Step 950
950 (this color)
#2D101A
oklch(22.2% 0.05 0.2)
#2D101A 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) | #15161A | 0.054 |
| Deuteranopia (no green cones) | #1C1C19 | 0.052 |
| Tritanopia (no blue cones) | #310E14 | 0.014 |
| Achromatopsia (no color) | #1A1A1A | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D101A
#2D101A
oklch(22.2% 0.05 0.2)
- #00211C
#00211C
oklch(22.2% 0.04 180.8)
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 #2D101A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.047
- Deep Brown #410200 ΔE 0.060
- Dark Plum #3F012C ΔE 0.062
- Eggplant #380835 ΔE 0.062
- Dark Brown #341C02 ΔE 0.064
- Aubergine #3D0734 ΔE 0.066
- Jet #212529 ΔE 0.067
- Rich Black #0D1B2A ΔE 0.070
Use #2D101A 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.