#331C15
Closest named color: Dark Brown (#341C02). oklch(25.5% 0.039 37.7), rgb(51, 28, 21).
Aa
White text reads best on this color (15.93:1).
About this color
#331C15 is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.039 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.026 away. White text reads best on it, at 15.93:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.31:1 |
| White text | 15.93:1 |
Values
| HEX | #331C15 |
| RGB | rgb(51, 28, 21) |
| HSL | hsl(14, 42%, 14%) |
| OKLCH | oklch(25.5% 0.039 37.7) |
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 #331C15 | 15.93:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #331C15 | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #331C15 text on white | 15.93:1 | AAA | Lc 102.8 | Preferred for body text |
| #331C15 text on black | 1.31:1 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E4
oklch(93.6% 0.013 35.7)
-
Step 200
200
#E9D4CD
oklch(88.5% 0.025 39.4)
-
Step 300
300
#DCB7AC
oklch(80.9% 0.046 37.2)
-
Step 400
400
#CA9180
oklch(70.8% 0.074 37.3)
-
Step 500
500
#BB755F
oklch(63.2% 0.095 38.2)
-
Step 600
600
#A65C46
oklch(55.6% 0.103 37.4)
-
Step 700
700
#8E4C37
oklch(49.2% 0.095 38.4)
-
Step 800
800
#733E2E
oklch(42.6% 0.079 37.6)
-
Step 900
900
#5D3529
oklch(37.5% 0.061 37.5)
-
Step 950
950 (this color)
#331C15
oklch(25.5% 0.039 37.7)
#331C15 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) | #221F14 | 0.036 |
| Deuteranopia (no green cones) | #272415 | 0.035 |
| Tritanopia (no blue cones) | #38181A | 0.020 |
| Achromatopsia (no color) | #222222 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331C15
#331C15
oklch(25.5% 0.039 37.7)
- #08272F
#08272F
oklch(25.4% 0.038 218.3)
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 #331C15, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.026
- Chocolate Brown #411900 ΔE 0.038
- Jet #212529 ΔE 0.048
- Deep Brown #410200 ΔE 0.059
- Dark Maroon #3C0008 ΔE 0.062
- Dark #1B2431 ΔE 0.063
- Mahogany #4A0100 ΔE 0.066
- Oxford Blue #1B263B ΔE 0.076
Use #331C15 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.