#31071C
Closest named color: Dark Maroon (#3C0008). oklch(21.7% 0.072 354), rgb(49, 7, 28).
Aa
White text reads best on this color (17.83:1).
About this color
#31071C is a very dark, moderately saturated red. In OKLCH its lightness is 22%, its chroma 0.072 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.042 away. White text reads best on it, at 17.83:1.
| Hue family | Reds |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.072) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.17:1 |
| White text | 17.83:1 |
Values
| HEX | #31071C |
| RGB | rgb(49, 7, 28) |
| HSL | hsl(330, 75%, 11%) |
| OKLCH | oklch(21.7% 0.072 354) |
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 #31071C | 17.83:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #31071C | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #31071C text on white | 17.83:1 | AAA | Lc 104.1 | Preferred for body text |
| #31071C text on black | 1.17:1 | 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
#FCF2F6
oklch(97% 0.012 351)
-
Step 100
100
#F8E3EB
oklch(93.5% 0.025 352.5)
-
Step 200
200
#F4CDDB
oklch(88.5% 0.047 354.5)
-
Step 300
300
#EDAAC4
oklch(80.9% 0.085 354.1)
-
Step 400
400
#E17AA6
oklch(70.7% 0.136 354.1)
-
Step 500
500
#D55491
oklch(63.1% 0.173 353.8)
-
Step 600
600
#C0327B
oklch(55.5% 0.189 353.8)
-
Step 700
700
#A52367
oklch(49% 0.175 354.1)
-
Step 800
800
#862054
oklch(42.6% 0.145 354)
-
Step 900
900
#6C2146
oklch(37.6% 0.113 353.5)
-
Step 950
950 (this color)
#31071C
oklch(21.7% 0.072 354)
#31071C 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) | #0E131D | 0.081 |
| Deuteranopia (no green cones) | #1A1A1B | 0.071 |
| Tritanopia (no blue cones) | #360410 | 0.025 |
| Achromatopsia (no color) | #181818 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31071C
#31071C
oklch(21.7% 0.072 354)
- #002018
#002018
oklch(21.7% 0.042 172.9)
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 #31071C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.042
- Dark Plum #3F012C ΔE 0.046
- Eggplant #380835 ΔE 0.050
- Aubergine #3D0734 ΔE 0.053
- Very Dark Purple #2A0134 ΔE 0.058
- Deep Brown #410200 ΔE 0.060
- Midnight Purple #280137 ΔE 0.065
- Dark Purple #35063E ΔE 0.066
Use #31071C 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.