#503B06
Closest named color: Dark Olive (#373E02). oklch(36.6% 0.071 84.6), rgb(80, 59, 6).
Aa
White text reads best on this color (10.66:1).
About this color
#503B06 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.071 and its hue 85°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.047 away. White text reads best on it, at 10.66:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.96:1 |
| White text | 10.66:1 |
Values
| HEX | #503B06 |
| RGB | rgb(80, 59, 6) |
| HSL | hsl(43, 86%, 17%) |
| OKLCH | oklch(36.6% 0.071 84.6) |
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 #503B06 | 10.66:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #503B06 | 1.96:1 | Fails | Lc 9.3 | Not readable |
| #503B06 text on white | 10.66:1 | AAA | Lc 94.6 | Preferred for body text |
| #503B06 text on black | 1.96:1 | Fails | Lc -8.0 | 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
#EFE9DF
oklch(93.6% 0.015 80.7)
-
Step 200
200
#E2D8C4
oklch(88.5% 0.029 84.6)
-
Step 300
300
#D1BE9A
oklch(80.8% 0.053 83.3)
-
Step 400
400
#B99D61
oklch(70.8% 0.085 85.3)
-
Step 500
500
#A88330
oklch(63% 0.109 84.2)
-
Step 600
600
#926D00
oklch(55.7% 0.114 85)
-
Step 700
700
#7B5B00
oklch(49.1% 0.101 84.7)
-
Step 800
800
#654A00
oklch(42.7% 0.087 84.5)
-
Step 900
900 (this color)
#503B06
oklch(36.6% 0.071 84.6)
-
Step 950
950
#312409
oklch(26.9% 0.045 82.8)
#503B06 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) | #443B00 | 0.024 |
| Deuteranopia (no green cones) | #494009 | 0.019 |
| Tritanopia (no blue cones) | #583431 | 0.064 |
| Achromatopsia (no color) | #3E3E3E | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503B06
#503B06
oklch(36.6% 0.071 84.6)
- #2C3D64
#2C3D64
oklch(36.5% 0.071 265.2)
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 #503B06, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.047
- Mud Brown #60460F ΔE 0.047
- Green Brown #544E03 ΔE 0.059
- Pakistan Green #283618 ΔE 0.074
- Charcoal Grey #3C4142 ΔE 0.076
- Chestnut #742802 ΔE 0.082
- Navy Green #35530A ΔE 0.083
- Olive Brown #645403 ΔE 0.086
Use #503B06 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.