#31190B
Closest named color: Dark Brown (#341C02). oklch(24.3% 0.045 49.7), rgb(49, 25, 11).
Aa
White text reads best on this color (16.47:1).
About this color
#31190B is a very dark, muted brown. In OKLCH its lightness is 24%, its chroma 0.045 and its hue 50°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.019 away. White text reads best on it, at 16.47:1.
| Hue family | Browns |
| Lightness | very dark (24%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.27:1 |
| White text | 16.47:1 |
Values
| HEX | #31190B |
| RGB | rgb(49, 25, 11) |
| HSL | hsl(22, 63%, 12%) |
| OKLCH | oklch(24.3% 0.045 49.7) |
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 #31190B | 16.47:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #31190B | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #31190B text on white | 16.47:1 | AAA | Lc 103.3 | Preferred for body text |
| #31190B text on black | 1.27:1 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E1
oklch(93.6% 0.015 48.6)
-
Step 200
200
#EAD4C8
oklch(88.5% 0.03 50.6)
-
Step 300
300
#DEB7A2
oklch(80.8% 0.054 49.9)
-
Step 400
400
#CC9170
oklch(70.7% 0.085 50.1)
-
Step 500
500
#BE744A
oklch(63% 0.109 49.4)
-
Step 600
600
#A95C2C
oklch(55.6% 0.118 50)
-
Step 700
700
#914B1E
oklch(49.1% 0.11 50)
-
Step 800
800
#763E1B
oklch(42.7% 0.091 50)
-
Step 900
900
#5F351C
oklch(37.6% 0.071 50)
-
Step 950
950 (this color)
#31190B
oklch(24.3% 0.045 49.7)
#31190B 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) | #201C0A | 0.038 |
| Deuteranopia (no green cones) | #25210B | 0.035 |
| Tritanopia (no blue cones) | #361416 | 0.028 |
| Achromatopsia (no color) | #1F1F1F | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31190B
#31190B
oklch(24.3% 0.045 49.7)
- #032431
#032431
oklch(24.4% 0.045 228.7)
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 #31190B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.019
- Chocolate Brown #411900 ΔE 0.038
- Deep Brown #410200 ΔE 0.054
- Jet #212529 ΔE 0.057
- Dark Maroon #3C0008 ΔE 0.059
- Mahogany #4A0100 ΔE 0.066
- Dark #1B2431 ΔE 0.072
- Rich Black #0D1B2A ΔE 0.083
Use #31190B 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.