#51471E
Closest named color: Mud Brown (#60460F). oklch(39.8% 0.06 95.8), rgb(81, 71, 30).
Aa
White text reads best on this color (9.25:1).
About this color
#51471E is a dark, muted brown. In OKLCH its lightness is 40%, its chroma 0.060 and its hue 96°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.028 away. White text reads best on it, at 9.25:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.26:1 |
| White text | 9.25:1 |
Values
| HEX | #51471E |
| RGB | rgb(81, 71, 30) |
| HSL | hsl(48, 46%, 22%) |
| OKLCH | oklch(39.8% 0.06 95.8) |
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 #51471E | 9.25:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #51471E | 2.26:1 | Fails | Lc 12.7 | Not readable |
| #51471E text on white | 9.25:1 | AAA | Lc 91.3 | Preferred for body text |
| #51471E text on black | 2.26:1 | Fails | Lc -11.1 | 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
#F6F5F1
oklch(97% 0.005 95.1)
-
Step 100
100
#ECEAE0
oklch(93.6% 0.013 97.4)
-
Step 200
200
#DED9C7
oklch(88.4% 0.025 94.1)
-
Step 300
300
#C9C1A0
oklch(80.9% 0.046 95.9)
-
Step 400
400
#AEA16C
oklch(70.7% 0.073 96)
-
Step 500
500
#9A8943
oklch(63% 0.093 95.9)
-
Step 600
600
#857221
oklch(55.5% 0.1 95.5)
-
Step 700
700
#716013
oklch(49.2% 0.093 95.7)
-
Step 800
800
#5C4E14
oklch(42.6% 0.077 95.1)
-
Step 900
900 (this color)
#51471E
oklch(39.8% 0.06 95.8)
-
Step 950
950
#2C260F
oklch(26.9% 0.038 95)
#51471E 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) | #4E451A | 0.009 |
| Deuteranopia (no green cones) | #514920 | 0.006 |
| Tritanopia (no blue cones) | #57423E | 0.055 |
| Achromatopsia (no color) | #474747 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51471E
#51471E
oklch(39.8% 0.06 95.8)
- #3E4468
#3E4468
oklch(39.8% 0.061 276)
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 #51471E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.028
- Green Brown #544E03 ΔE 0.034
- Olive Brown #645403 ΔE 0.059
- Dark Olive #373E02 ΔE 0.061
- Navy Green #35530A ΔE 0.063
- Charcoal Grey #3C4142 ΔE 0.069
- Army Green #4B5D16 ΔE 0.071
- Pine #2B5D34 ΔE 0.076
Use #51471E 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.