#51350D
Closest named color: Dark Olive (#373E02). oklch(35.4% 0.067 71.5), rgb(81, 53, 13).
Aa
White text reads best on this color (11.26:1).
About this color
#51350D is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.067 and its hue 72°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.057 away. White text reads best on it, at 11.26:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.86:1 |
| White text | 11.26:1 |
Values
| HEX | #51350D |
| RGB | rgb(81, 53, 13) |
| HSL | hsl(35, 72%, 18%) |
| OKLCH | oklch(35.4% 0.067 71.5) |
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 #51350D | 11.26:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #51350D | 1.86:1 | Fails | Lc 8.1 | Not readable |
| #51350D text on white | 11.26:1 | AAA | Lc 95.8 | Preferred for body text |
| #51350D text on black | 1.86:1 | Fails | Lc 0.0 | 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
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E8E0
oklch(93.5% 0.014 67.7)
-
Step 200
200
#E5D7C6
oklch(88.6% 0.028 72.8)
-
Step 300
300
#D5BC9E
oklch(80.9% 0.05 72.1)
-
Step 400
400
#C09968
oklch(70.8% 0.08 72.3)
-
Step 500
500
#B07E3D
oklch(63% 0.103 71.1)
-
Step 600
600
#9B6717
oklch(55.6% 0.111 71.8)
-
Step 700
700
#845506
oklch(49% 0.103 71.6)
-
Step 800
800
#6C460C
oklch(42.8% 0.086 71.4)
-
Step 900
900 (this color)
#51350D
oklch(35.4% 0.067 71.5)
-
Step 950
950
#33230D
oklch(27% 0.042 73)
#51350D 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) | #3F3707 | 0.037 |
| Deuteranopia (no green cones) | #453D0E | 0.032 |
| Tritanopia (no blue cones) | #592E2D | 0.054 |
| Achromatopsia (no color) | #3B3B3B | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51350D
#51350D
oklch(35.4% 0.067 71.5)
- #1F3D5D
#1F3D5D
oklch(35.3% 0.067 251.6)
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 #51350D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.057
- Mud Brown #60460F ΔE 0.060
- Pakistan Green #283618 ΔE 0.073
- Charcoal Grey #3C4142 ΔE 0.074
- Chestnut #742802 ΔE 0.074
- Green Brown #544E03 ΔE 0.078
- Onyx #343A40 ΔE 0.080
- Purple Brown #673A3F ΔE 0.082
Use #51350D 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.