#31191C
Closest named color: Dark Brown (#341C02). oklch(24.8% 0.039 12.2), rgb(49, 25, 28).
Aa
White text reads best on this color (16.32:1).
About this color
#31191C is a very dark, muted red. In OKLCH its lightness is 25%, its chroma 0.039 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.044 away. White text reads best on it, at 16.32:1.
| Hue family | Reds |
| Lightness | very dark (25%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.28:1 |
| White text | 16.32:1 |
Values
| HEX | #31191C |
| RGB | rgb(49, 25, 28) |
| HSL | hsl(353, 32%, 15%) |
| OKLCH | oklch(24.8% 0.039 12.2) |
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 #31191C | 16.32:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #31191C | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #31191C text on white | 16.32:1 | AAA | Lc 103.2 | Preferred for body text |
| #31191C text on black | 1.28:1 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F3E6E7
oklch(93.6% 0.014 12)
-
Step 200
200
#E9D3D4
oklch(88.5% 0.025 14.5)
-
Step 300
300
#DCB5B9
oklch(80.9% 0.045 11.2)
-
Step 400
400
#CA8E94
oklch(70.7% 0.073 12.5)
-
Step 500
500
#BB717A
oklch(63.1% 0.094 12.3)
-
Step 600
600
#A65863
oklch(55.6% 0.103 12)
-
Step 700
700
#8E4852
oklch(49.1% 0.095 12.2)
-
Step 800
800
#733C43
oklch(42.7% 0.077 12.8)
-
Step 900
900
#5D3339
oklch(37.6% 0.061 11.2)
-
Step 950
950 (this color)
#31191C
oklch(24.8% 0.039 12.2)
#31191C 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) | #1D1D1C | 0.042 |
| Deuteranopia (no green cones) | #23221C | 0.040 |
| Tritanopia (no blue cones) | #35171A | 0.010 |
| Achromatopsia (no color) | #202020 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31191C
#31191C
oklch(24.8% 0.039 12.2)
- #042726
#042726
oklch(24.8% 0.039 192.2)
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 #31191C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.044
- Jet #212529 ΔE 0.047
- Chocolate Brown #411900 ΔE 0.052
- Dark #1B2431 ΔE 0.057
- Dark Maroon #3C0008 ΔE 0.057
- Deep Brown #410200 ΔE 0.060
- Mahogany #4A0100 ΔE 0.069
- Oxford Blue #1B263B ΔE 0.070
Use #31191C 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.