#513405
Closest named color: Dark Olive (#373E02). oklch(35.1% 0.071 73), rgb(81, 52, 5).
Aa
White text reads best on this color (11.39:1).
About this color
#513405 is a dark, moderately saturated brown. In OKLCH its lightness is 35%, its chroma 0.071 and its hue 73°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.056 away. White text reads best on it, at 11.39:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.84:1 |
| White text | 11.39:1 |
Values
| HEX | #513405 |
| RGB | rgb(81, 52, 5) |
| HSL | hsl(37, 88%, 17%) |
| OKLCH | oklch(35.1% 0.071 73) |
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 #513405 | 11.39:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #513405 | 1.84:1 | Fails | Lc 7.8 | Not readable |
| #513405 text on white | 11.39:1 | AAA | Lc 96.1 | Preferred for body text |
| #513405 text on black | 1.84:1 | 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 900.
-
Step 50
50
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#F0E8DF
oklch(93.5% 0.015 70.9)
-
Step 200
200
#E6D7C4
oklch(88.6% 0.03 73.9)
-
Step 300
300
#D6BC9B
oklch(80.9% 0.053 73.5)
-
Step 400
400
#C19863
oklch(70.6% 0.085 72.8)
-
Step 500
500
#B17E35
oklch(63.1% 0.109 73)
-
Step 600
600
#9D6600
oklch(55.6% 0.119 72.5)
-
Step 700
700
#845600
oklch(49.2% 0.105 73.4)
-
Step 800
800
#6D4600
oklch(42.8% 0.091 73.1)
-
Step 900
900 (this color)
#513405
oklch(35.1% 0.071 73)
-
Step 950
950
#34230B
oklch(27.1% 0.045 73.1)
#513405 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) | #3E3600 | 0.039 |
| Deuteranopia (no green cones) | #453D06 | 0.034 |
| Tritanopia (no blue cones) | #592D2B | 0.057 |
| Achromatopsia (no color) | #3A3A3A | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513405
#513405
oklch(35.1% 0.071 73)
- #1D3C5F
#1D3C5F
oklch(35.1% 0.072 253)
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 #513405, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.056
- Mud Brown #60460F ΔE 0.062
- Pakistan Green #283618 ΔE 0.073
- Chestnut #742802 ΔE 0.075
- Charcoal Grey #3C4142 ΔE 0.079
- Green Brown #544E03 ΔE 0.079
- Onyx #343A40 ΔE 0.085
- Purple Brown #673A3F ΔE 0.086
Use #513405 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.