#513017
Closest named color: Dark Olive (#373E02). oklch(34.4% 0.061 56.1), rgb(81, 48, 23).
Aa
White text reads best on this color (11.76:1).
About this color
#513017 is a dark, muted brown. In OKLCH its lightness is 34%, its chroma 0.061 and its hue 56°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.072 away. White text reads best on it, at 11.76:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | muted (0.061) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.78:1 |
| White text | 11.76:1 |
Values
| HEX | #513017 |
| RGB | rgb(81, 48, 23) |
| HSL | hsl(26, 56%, 20%) |
| OKLCH | oklch(34.4% 0.061 56.1) |
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 #513017 | 11.76:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #513017 | 1.78:1 | Fails | Lc 0.0 | Not readable |
| #513017 text on white | 11.76:1 | AAA | Lc 96.8 | Preferred for body text |
| #513017 text on black | 1.78:1 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F1E8E2
oklch(93.6% 0.013 56.2)
-
Step 200
200
#E7D5C9
oklch(88.4% 0.026 56)
-
Step 300
300
#D9BAA5
oklch(81% 0.046 56.1)
-
Step 400
400
#C59574
oklch(70.7% 0.074 55.7)
-
Step 500
500
#B57A4F
oklch(63.1% 0.094 56.2)
-
Step 600
600
#A06233
oklch(55.6% 0.102 55.8)
-
Step 700
700
#895125
oklch(49.1% 0.095 56.1)
-
Step 800
800
#6F4320
oklch(42.7% 0.078 57)
-
Step 900
900 (this color)
#513017
oklch(34.4% 0.061 56.1)
-
Step 950
950
#352113
oklch(26.9% 0.039 55.2)
#513017 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) | #3A3315 | 0.046 |
| Deuteranopia (no green cones) | #423B17 | 0.043 |
| Tritanopia (no blue cones) | #59292A | 0.042 |
| Achromatopsia (no color) | #383838 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513017
#513017
oklch(34.4% 0.061 56.1)
- #133E54
#133E54
oklch(34.5% 0.06 234.8)
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 #513017, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.072
- Chestnut #742802 ΔE 0.072
- Charcoal Grey #3C4142 ΔE 0.073
- Onyx #343A40 ΔE 0.074
- Mud Brown #60460F ΔE 0.076
- Pakistan Green #283618 ΔE 0.076
- Chocolate Brown #411900 ΔE 0.076
- Purple Brown #673A3F ΔE 0.076
Use #513017 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.