#523907
Closest named color: Mud Brown (#60460F). oklch(36.4% 0.071 79), rgb(82, 57, 7).
Aa
White text reads best on this color (10.78:1).
About this color
#523907 is a dark, moderately saturated brown. In OKLCH its lightness is 36%, its chroma 0.071 and its hue 79°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.049 away. White text reads best on it, at 10.78:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 1.94:1 |
| White text | 10.78:1 |
Values
| HEX | #523907 |
| RGB | rgb(82, 57, 7) |
| HSL | hsl(40, 84%, 17%) |
| OKLCH | oklch(36.4% 0.071 79) |
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 #523907 | 10.78:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #523907 | 1.94:1 | Fails | Lc 9.1 | Not readable |
| #523907 text on white | 10.78:1 | AAA | Lc 94.8 | Preferred for body text |
| #523907 text on black | 1.94:1 | Fails | Lc -7.8 | 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
#E4D7C4
oklch(88.5% 0.029 77.5)
-
Step 300
300
#D3BD9A
oklch(80.8% 0.053 79.3)
-
Step 400
400
#BD9B62
oklch(70.8% 0.085 79.6)
-
Step 500
500
#AD8132
oklch(63.2% 0.109 78.9)
-
Step 600
600
#976A00
oklch(55.7% 0.116 79.3)
-
Step 700
700
#7F5800
oklch(49% 0.102 78.8)
-
Step 800
800
#694800
oklch(42.7% 0.089 78.7)
-
Step 900
900 (this color)
#523907
oklch(36.4% 0.071 79)
-
Step 950
950
#32240A
oklch(27.1% 0.045 80.2)
#523907 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) | #433A00 | 0.031 |
| Deuteranopia (no green cones) | #494009 | 0.026 |
| Tritanopia (no blue cones) | #5A3230 | 0.061 |
| Achromatopsia (no color) | #3D3D3D | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523907
#523907
oklch(36.4% 0.071 79)
- #263E63
#263E63
oklch(36.3% 0.071 258.8)
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 #523907, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.049
- Dark Olive #373E02 ΔE 0.052
- Green Brown #544E03 ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.076
- Pakistan Green #283618 ΔE 0.076
- Chestnut #742802 ΔE 0.076
- Purple Brown #673A3F ΔE 0.084
- Onyx #343A40 ΔE 0.086
Use #523907 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.