#2C100B
Closest named color: Dark Maroon (#3C0008). oklch(21.6% 0.048 31.7), rgb(44, 16, 11).
Aa
White text reads best on this color (17.70:1).
About this color
#2C100B is a very dark, muted red. In OKLCH its lightness is 22%, its chroma 0.048 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.046 away. White text reads best on it, at 17.70:1.
| Hue family | Reds |
| Lightness | very dark (22%) |
| Chroma | muted (0.048) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.18:1 |
| White text | 17.70:1 |
Values
| HEX | #2C100B |
| RGB | rgb(44, 16, 11) |
| HSL | hsl(9, 60%, 11%) |
| OKLCH | oklch(21.6% 0.048 31.7) |
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 #2C100B | 17.70:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #2C100B | 1.18:1 | Fails | Lc 0.0 | Not readable |
| #2C100B text on white | 17.70:1 | AAA | Lc 104.3 | Preferred for body text |
| #2C100B text on black | 1.18:1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EDD2CC
oklch(88.5% 0.031 32.6)
-
Step 300
300
#E3B4AA
oklch(80.9% 0.057 32.1)
-
Step 400
400
#D38B7D
oklch(70.6% 0.091 31.5)
-
Step 500
500
#C56D5D
oklch(63.1% 0.115 31.4)
-
Step 600
600
#B15343
oklch(55.6% 0.126 31.3)
-
Step 700
700
#984334
oklch(49.1% 0.118 31.8)
-
Step 800
800
#7B382C
oklch(42.7% 0.096 31.7)
-
Step 900
900
#643128
oklch(37.8% 0.076 31.3)
-
Step 950
950 (this color)
#2C100B
oklch(21.6% 0.048 31.7)
#2C100B 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) | #17150A | 0.049 |
| Deuteranopia (no green cones) | #1E1B0A | 0.046 |
| Tritanopia (no blue cones) | #310B0F | 0.019 |
| Achromatopsia (no color) | #181818 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C100B
#2C100B
oklch(21.6% 0.048 31.7)
- #001E24
#001E24
oklch(21.6% 0.038 213)
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 #2C100B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.046
- Dark Brown #341C02 ΔE 0.048
- Deep Brown #410200 ΔE 0.052
- Chocolate Brown #411900 ΔE 0.062
- Very Dark Brown #1D0200 ΔE 0.065
- Mahogany #4A0100 ΔE 0.071
- Jet #212529 ΔE 0.073
- Rich Black #0D1B2A ΔE 0.079
Use #2C100B 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.