#31121E
Closest named color: Dark Maroon (#3C0008). oklch(23.5% 0.053 357.6), rgb(49, 18, 30).
Aa
White text reads best on this color (16.99:1).
About this color
#31121E is a very dark, muted red. In OKLCH its lightness is 23%, its chroma 0.053 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.048 away. White text reads best on it, at 16.99:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.23:1 |
| White text | 16.99:1 |
Values
| HEX | #31121E |
| RGB | rgb(49, 18, 30) |
| HSL | hsl(337, 46%, 13%) |
| OKLCH | oklch(23.5% 0.053 357.6) |
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 #31121E | 16.99:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #31121E | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #31121E text on white | 16.99:1 | AAA | Lc 103.7 | Preferred for body text |
| #31121E text on black | 1.23:1 | 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
#F5E5EA
oklch(93.6% 0.019 356.4)
-
Step 200
200
#EED0D9
oklch(88.5% 0.035 357.8)
-
Step 300
300
#E3B0C1
oklch(80.8% 0.063 356.7)
-
Step 400
400
#D386A1
oklch(70.7% 0.1 357.4)
-
Step 500
500
#C5668A
oklch(63.1% 0.127 357.3)
-
Step 600
600
#B14B74
oklch(55.7% 0.139 357.5)
-
Step 700
700
#983B61
oklch(49.1% 0.131 357.6)
-
Step 800
800
#7B324F
oklch(42.7% 0.107 357.7)
-
Step 900
900
#642C42
oklch(37.7% 0.085 357.2)
-
Step 950
950 (this color)
#31121E
oklch(23.5% 0.053 357.6)
#31121E 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) | #17191E | 0.058 |
| Deuteranopia (no green cones) | #1F1E1D | 0.052 |
| Tritanopia (no blue cones) | #351016 | 0.017 |
| Achromatopsia (no color) | #1C1C1C | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31121E
#31121E
oklch(23.5% 0.053 357.6)
- #00241E
#00241E
oklch(23.3% 0.043 179.1)
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 #31121E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.048
- Dark Plum #3F012C ΔE 0.054
- Eggplant #380835 ΔE 0.055
- Aubergine #3D0734 ΔE 0.057
- Deep Brown #410200 ΔE 0.058
- Dark Brown #341C02 ΔE 0.062
- Jet #212529 ΔE 0.063
- Chocolate Brown #411900 ΔE 0.067
Use #31121E 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.