#331015
Closest named color: Dark Maroon (#3C0008). oklch(23.1% 0.057 13.9), rgb(51, 16, 21).
Aa
White text reads best on this color (17.13:1).
About this color
#331015 is a very dark, muted red. In OKLCH its lightness is 23%, its chroma 0.057 and its hue 14°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.035 away. White text reads best on it, at 17.13:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | muted (0.057) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.22:1 |
| White text | 17.13:1 |
Values
| HEX | #331015 |
| RGB | rgb(51, 16, 21) |
| HSL | hsl(351, 52%, 13%) |
| OKLCH | oklch(23.1% 0.057 13.9) |
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 #331015 | 17.13:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #331015 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #331015 text on white | 17.13:1 | AAA | Lc 103.7 | Preferred for body text |
| #331015 text on black | 1.22:1 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F7E5E6
oklch(93.7% 0.02 13.6)
-
Step 200
200
#F1D0D2
oklch(88.6% 0.037 13.7)
-
Step 300
300
#E9AFB3
oklch(80.8% 0.068 14.1)
-
Step 400
400
#DB848C
oklch(70.7% 0.107 14.2)
-
Step 500
500
#CE6270
oklch(63% 0.137 13.8)
-
Step 600
600
#BA4658
oklch(55.6% 0.15 14.1)
-
Step 700
700
#A03748
oklch(49.2% 0.139 14.3)
-
Step 800
800
#822E3C
oklch(42.7% 0.116 13.5)
-
Step 900
900
#692A33
oklch(37.7% 0.091 13.7)
-
Step 950
950 (this color)
#331015
oklch(23.1% 0.057 13.9)
#331015 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) | #181715 | 0.061 |
| Deuteranopia (no green cones) | #211E14 | 0.057 |
| Tritanopia (no blue cones) | #380B12 | 0.014 |
| Achromatopsia (no color) | #1C1C1C | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331015
#331015
oklch(23.1% 0.057 13.9)
- #002323
#002323
oklch(23.2% 0.04 194.8)
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 #331015, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.035
- Deep Brown #410200 ΔE 0.044
- Dark Brown #341C02 ΔE 0.052
- Chocolate Brown #411900 ΔE 0.057
- Mahogany #4A0100 ΔE 0.059
- Dark Plum #3F012C ΔE 0.062
- Eggplant #380835 ΔE 0.068
- Aubergine #3D0734 ΔE 0.068
Use #331015 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.