#51432D
Closest named color: Mud Brown (#60460F). oklch(39.1% 0.039 78.5), rgb(81, 67, 45).
Aa
White text reads best on this color (9.58:1).
About this color
#51432D is a dark, muted brown. In OKLCH its lightness is 39%, its chroma 0.039 and its hue 78°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.043 away. White text reads best on it, at 9.58:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.19:1 |
| White text | 9.58:1 |
Values
| HEX | #51432D |
| RGB | rgb(81, 67, 45) |
| HSL | hsl(37, 29%, 25%) |
| OKLCH | oklch(39.1% 0.039 78.5) |
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 #51432D | 9.58:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #51432D | 2.19:1 | Fails | Lc 11.8 | Not readable |
| #51432D text on white | 9.58:1 | AAA | Lc 92.2 | Preferred for body text |
| #51432D text on black | 2.19:1 | Fails | Lc -10.2 | 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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EDE9E4
oklch(93.6% 0.008 73.7)
-
Step 200
200
#DFD8CD
oklch(88.5% 0.017 79.3)
-
Step 300
300
#CBBFAC
oklch(80.9% 0.029 79.4)
-
Step 400
400
#B19E80
oklch(70.8% 0.047 79.1)
-
Step 500
500
#9E8560
oklch(63.1% 0.06 77.1)
-
Step 600
600
#886F46
oklch(55.6% 0.065 79.2)
-
Step 700
700
#745D37
oklch(49.2% 0.062 79.1)
-
Step 800
800
#5E4C2E
oklch(42.7% 0.051 79.5)
-
Step 900
900 (this color)
#51432D
oklch(39.1% 0.039 78.5)
-
Step 950
950
#2D2518
oklch(27% 0.025 79.4)
#51432D 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) | #49432B | 0.015 |
| Deuteranopia (no green cones) | #4C462E | 0.012 |
| Tritanopia (no blue cones) | #573F3D | 0.034 |
| Achromatopsia (no color) | #454545 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51432D
#51432D
oklch(39.1% 0.039 78.5)
- #38465B
#38465B
oklch(39.1% 0.04 258.3)
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 #51432D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.043
- Charcoal Grey #3C4142 ΔE 0.049
- Green Brown #544E03 ΔE 0.060
- Purple Brown #673A3F ΔE 0.061
- Dark Slate Gray #2F4F4F ΔE 0.067
- Onyx #343A40 ΔE 0.070
- Dark Olive #373E02 ΔE 0.070
- Olive Brown #645403 ΔE 0.079
Use #51432D 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.