#503C00
Closest named color: Dark Olive (#373E02). oklch(36.8% 0.075 87.4), rgb(80, 60, 0).
Aa
White text reads best on this color (10.56:1).
About this color
#503C00 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.075 and its hue 87°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.045 away. White text reads best on it, at 10.56:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.075) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.98:1 |
| White text | 10.56:1 |
Values
| HEX | #503C00 |
| RGB | rgb(80, 60, 0) |
| HSL | hsl(45, 100%, 16%) |
| OKLCH | oklch(36.8% 0.075 87.4) |
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 #503C00 | 10.56:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #503C00 | 1.98:1 | Fails | Lc 9.6 | Not readable |
| #503C00 text on white | 10.56:1 | AAA | Lc 94.3 | Preferred for body text |
| #503C00 text on black | 1.98:1 | Fails | Lc -8.2 | 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
#F7F5F0
oklch(97% 0.007 88.6)
-
Step 100
100
#EEE9DE
oklch(93.5% 0.016 86.4)
-
Step 200
200
#E2D8C2
oklch(88.4% 0.031 86.5)
-
Step 300
300
#D0BF97
oklch(80.9% 0.057 87.7)
-
Step 400
400
#B99D5C
oklch(70.7% 0.09 86.8)
-
Step 500
500
#A78426
oklch(63% 0.115 87.2)
-
Step 600
600
#8F6E00
oklch(55.5% 0.114 87.7)
-
Step 700
700
#795C00
oklch(49.1% 0.1 87.1)
-
Step 800
800
#634B00
oklch(42.6% 0.087 87.5)
-
Step 900
900 (this color)
#503C00
oklch(36.8% 0.075 87.4)
-
Step 950
950
#302507
oklch(27% 0.047 88.4)
#503C00 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) | #453C00 | 0.021 |
| Deuteranopia (no green cones) | #4A4103 | 0.018 |
| Tritanopia (no blue cones) | #583532 | 0.069 |
| Achromatopsia (no color) | #3F3F3F | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503C00
#503C00
oklch(36.8% 0.075 87.4)
- #2E3D67
#2E3D67
oklch(36.8% 0.075 267.8)
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 #503C00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.045
- Mud Brown #60460F ΔE 0.045
- Green Brown #544E03 ΔE 0.055
- Pakistan Green #283618 ΔE 0.076
- Navy Green #35530A ΔE 0.078
- Charcoal Grey #3C4142 ΔE 0.079
- Olive Brown #645403 ΔE 0.083
- Chestnut #742802 ΔE 0.085
Use #503C00 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.