#391503
Closest named color: Dark Brown (#341C02). oklch(24.8% 0.064 45.7), rgb(57, 21, 3).
Aa
White text reads best on this color (16.37:1).
About this color
#391503 is a very dark, muted brown. In OKLCH its lightness is 25%, its chroma 0.064 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.022 away. White text reads best on it, at 16.37:1.
| Hue family | Browns |
| Lightness | very dark (25%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.28:1 |
| White text | 16.37:1 |
Values
| HEX | #391503 |
| RGB | rgb(57, 21, 3) |
| HSL | hsl(20, 90%, 12%) |
| OKLCH | oklch(24.8% 0.064 45.7) |
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 #391503 | 16.37:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #391503 | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #391503 text on white | 16.37:1 | AAA | Lc 103.0 | Preferred for body text |
| #391503 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F7E6DE
oklch(93.6% 0.022 47)
-
Step 200
200
#F2D1C2
oklch(88.4% 0.042 45.9)
-
Step 300
300
#EBB298
oklch(80.9% 0.076 45.6)
-
Step 400
400
#DE875D
oklch(70.7% 0.121 46)
-
Step 500
500
#D3652A
oklch(63% 0.156 45.5)
-
Step 600
600
#BA4D00
oklch(55.5% 0.157 45.6)
-
Step 700
700
#9D4000
oklch(49% 0.139 45.7)
-
Step 800
800
#823400
oklch(42.8% 0.121 45.9)
-
Step 900
900
#6B2C06
oklch(37.7% 0.101 45.8)
-
Step 950
950 (this color)
#391503
oklch(24.8% 0.064 45.7)
#391503 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) | #1F1B01 | 0.060 |
| Deuteranopia (no green cones) | #282302 | 0.055 |
| Tritanopia (no blue cones) | #400D11 | 0.034 |
| Achromatopsia (no color) | #202020 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #391503
#391503
oklch(24.8% 0.064 45.7)
- #002532
#002532
oklch(24.6% 0.047 226.4)
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 #391503, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.022
- Chocolate Brown #411900 ΔE 0.023
- Deep Brown #410200 ΔE 0.038
- Mahogany #4A0100 ΔE 0.047
- Dark Maroon #3C0008 ΔE 0.048
- Jet #212529 ΔE 0.074
- Dark #1B2431 ΔE 0.090
- Dark Plum #3F012C ΔE 0.091
Use #391503 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.