#310616
Closest named color: Dark Maroon (#3C0008). oklch(21.3% 0.071 2.5), rgb(49, 6, 22).
Aa
White text reads best on this color (17.97:1).
About this color
#310616 is a very dark, moderately saturated red. In OKLCH its lightness is 21%, its chroma 0.071 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.034 away. White text reads best on it, at 17.97:1.
| Hue family | Reds |
| Lightness | very dark (21%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.16:1 |
| White text | 17.97:1 |
Values
| HEX | #310616 |
| RGB | rgb(49, 6, 22) |
| HSL | hsl(338, 78%, 11%) |
| OKLCH | oklch(21.3% 0.071 2.5) |
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 #310616 | 17.97:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #310616 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #310616 text on white | 17.97:1 | AAA | Lc 104.2 | Preferred for body text |
| #310616 text on black | 1.16:1 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E4E8
oklch(93.7% 0.024 4.5)
-
Step 200
200
#F5CDD6
oklch(88.5% 0.046 2.9)
-
Step 300
300
#EFAABC
oklch(80.8% 0.084 2)
-
Step 400
400
#E47A99
oklch(70.6% 0.135 2.5)
-
Step 500
500
#D95480
oklch(63.2% 0.171 2.8)
-
Step 600
600
#C4326A
oklch(55.6% 0.186 2.4)
-
Step 700
700
#A92258
oklch(49.1% 0.174 2.6)
-
Step 800
800
#892048
oklch(42.7% 0.143 2.6)
-
Step 900
900
#6E213C
oklch(37.6% 0.111 2.6)
-
Step 950
950 (this color)
#310616
oklch(21.3% 0.071 2.5)
#310616 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) | #0F1116 | 0.080 |
| Deuteranopia (no green cones) | #1B1A15 | 0.072 |
| Tritanopia (no blue cones) | #36020C | 0.021 |
| Achromatopsia (no color) | #171717 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #310616
#310616
oklch(21.3% 0.071 2.5)
- #001E1A
#001E1A
oklch(21.1% 0.038 182.7)
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 #310616, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.034
- Deep Brown #410200 ΔE 0.053
- Dark Plum #3F012C ΔE 0.054
- Eggplant #380835 ΔE 0.061
- Aubergine #3D0734 ΔE 0.063
- Very Dark Purple #2A0134 ΔE 0.068
- Mahogany #4A0100 ΔE 0.069
- Very Dark Brown #1D0200 ΔE 0.072
Use #310616 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.