#331F19
Closest named color: Dark Brown (#341C02). oklch(26.3% 0.033 37.4), rgb(51, 31, 25).
Aa
White text reads best on this color (15.54:1).
About this color
#331F19 is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.033 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.030 away. White text reads best on it, at 15.54:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.033) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.35:1 |
| White text | 15.54:1 |
Values
| HEX | #331F19 |
| RGB | rgb(51, 31, 25) |
| HSL | hsl(14, 34%, 15%) |
| OKLCH | oklch(26.3% 0.033 37.4) |
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 #331F19 | 15.54:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #331F19 | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #331F19 text on white | 15.54:1 | AAA | Lc 102.4 | Preferred for body text |
| #331F19 text on black | 1.35:1 | 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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F1E7E4
oklch(93.5% 0.012 37.4)
-
Step 200
200
#E7D5CF
oklch(88.6% 0.022 39.4)
-
Step 300
300
#D9B8AF
oklch(80.9% 0.04 35.7)
-
Step 400
400
#C49385
oklch(70.6% 0.063 36.5)
-
Step 500
500
#B47866
oklch(63% 0.081 37.4)
-
Step 600
600
#9F604D
oklch(55.5% 0.088 37.6)
-
Step 700
700
#884F3E
oklch(49% 0.082 37.4)
-
Step 800
800
#6F4134
oklch(42.7% 0.068 36.6)
-
Step 900
900
#5A372D
oklch(37.6% 0.053 36.7)
-
Step 950
950 (this color)
#331F19
oklch(26.3% 0.033 37.4)
#331F19 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) | #242119 | 0.031 |
| Deuteranopia (no green cones) | #292619 | 0.030 |
| Tritanopia (no blue cones) | #371C1D | 0.016 |
| Achromatopsia (no color) | #242424 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #331F19
#331F19
oklch(26.3% 0.033 37.4)
- #10292F
#10292F
oklch(26.4% 0.033 215.5)
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 #331F19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.030
- Chocolate Brown #411900 ΔE 0.040
- Jet #212529 ΔE 0.042
- Dark #1B2431 ΔE 0.058
- Deep Brown #410200 ΔE 0.066
- Oxford Blue #1B263B ΔE 0.070
- Dark Maroon #3C0008 ΔE 0.070
- Mahogany #4A0100 ΔE 0.072
Use #331F19 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.