#503611
Closest named color: Dark Olive (#373E02). oklch(35.5% 0.063 72.4), rgb(80, 54, 17).
Aa
White text reads best on this color (11.18:1).
About this color
#503611 is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.063 and its hue 72°. 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 11.18:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.063) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.87:1 |
| White text | 11.18:1 |
Values
| HEX | #503611 |
| RGB | rgb(80, 54, 17) |
| HSL | hsl(35, 65%, 19%) |
| OKLCH | oklch(35.5% 0.063 72.4) |
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 #503611 | 11.18:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #503611 | 1.87:1 | Fails | Lc 8.2 | Not readable |
| #503611 text on white | 11.18:1 | AAA | Lc 95.7 | Preferred for body text |
| #503611 text on black | 1.87:1 | 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
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E9E0
oklch(93.7% 0.014 74.4)
-
Step 200
200
#E4D7C7
oklch(88.5% 0.026 73.2)
-
Step 300
300
#D4BCA0
oklch(80.8% 0.047 71.4)
-
Step 400
400
#BE996B
oklch(70.6% 0.076 72.2)
-
Step 500
500
#AD8042
oklch(63.1% 0.097 73.2)
-
Step 600
600
#996820
oklch(55.6% 0.105 72.1)
-
Step 700
700
#825611
oklch(49% 0.098 72.2)
-
Step 800
800
#6A4713
oklch(42.8% 0.081 72.4)
-
Step 900
900 (this color)
#503611
oklch(35.5% 0.063 72.4)
-
Step 950
950
#32230F
oklch(26.9% 0.039 72.7)
#503611 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) | #3F370C | 0.034 |
| Deuteranopia (no green cones) | #453E12 | 0.031 |
| Tritanopia (no blue cones) | #582F2E | 0.053 |
| Achromatopsia (no color) | #3B3B3B | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503611
#503611
oklch(35.5% 0.063 72.4)
- #223D5C
#223D5C
oklch(35.4% 0.064 253)
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 #503611, 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 0.059
- Charcoal Grey #3C4142 ΔE 0.070
- Pakistan Green #283618 ΔE 0.071
- Chestnut #742802 ΔE 0.076
- Onyx #343A40 ΔE 0.077
- Green Brown #544E03 ΔE 0.077
- Purple Brown #673A3F ΔE 0.080
Use #503611 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.