#331101
Closest named color: Dark Brown (#341C02). oklch(22.9% 0.062 46.1), rgb(51, 17, 1).
Aa
White text reads best on this color (17.19:1).
About this color
#331101 is a very dark, muted brown. In OKLCH its lightness is 23%, its chroma 0.062 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.032 away. White text reads best on it, at 17.19:1.
| Hue family | Browns |
| Lightness | very dark (23%) |
| Chroma | muted (0.062) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.22:1 |
| White text | 17.19:1 |
Values
| HEX | #331101 |
| RGB | rgb(51, 17, 1) |
| HSL | hsl(19, 96%, 10%) |
| OKLCH | oklch(22.9% 0.062 46.1) |
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 #331101 | 17.19:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #331101 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #331101 text on white | 17.19:1 | AAA | Lc 103.7 | Preferred for body text |
| #331101 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F7E6DE
oklch(93.6% 0.022 47)
-
Step 200
200
#F1D2C3
oklch(88.6% 0.04 47.4)
-
Step 300
300
#E9B399
oklch(81% 0.073 46.9)
-
Step 400
400
#DC8860
oklch(70.6% 0.117 45.8)
-
Step 500
500
#D1672F
oklch(63.1% 0.15 45.7)
-
Step 600
600
#B94E00
oklch(55.5% 0.156 46.2)
-
Step 700
700
#9D4100
oklch(49.2% 0.138 46.2)
-
Step 800
800
#813400
oklch(42.6% 0.119 46.2)
-
Step 900
900
#6A2D09
oklch(37.7% 0.098 46)
-
Step 950
950 (this color)
#331101
oklch(22.9% 0.062 46.1)
#331101 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) | #1B1600 | 0.057 |
| Deuteranopia (no green cones) | #231E00 | 0.052 |
| Tritanopia (no blue cones) | #39090D | 0.033 |
| Achromatopsia (no color) | #1B1B1B | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331101
#331101
oklch(22.9% 0.062 46.1)
- #00212C
#00212C
oklch(23% 0.043 224.3)
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 #331101, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.032
- Deep Brown #410200 ΔE 0.040
- Chocolate Brown #411900 ΔE 0.042
- Dark Maroon #3C0008 ΔE 0.044
- Mahogany #4A0100 ΔE 0.056
- Jet #212529 ΔE 0.078
- Very Dark Brown #1D0200 ΔE 0.079
- Dark #1B2431 ΔE 0.092
Use #331101 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.