#B18643
Closest named color: Dark Tan (#AF884A). oklch(64.8% 0.1 76.5), rgb(177, 134, 67).
Aa
Black text reads best on this color (6.36:1).
About this color
#B18643 is a medium-light, moderately saturated orange. In OKLCH its lightness is 65%, its chroma 0.100 and its hue 76°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Tan (#AF884A), ΔE 0.007 away. Black text reads best on it, at 6.36:1.
| Hue family | Oranges |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Dark Tan (#AF884A) |
| Black text | 6.36:1 |
| White text | 3.30:1 |
Values
| HEX | #B18643 |
| RGB | rgb(177, 134, 67) |
| HSL | hsl(37, 45%, 48%) |
| OKLCH | oklch(64.8% 0.1 76.5) |
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 #B18643 | 3.30:1 | AA large text | Lc -65.7 | Content text, not long reading |
| Black text on #B18643 | 6.36:1 | AA | Lc 43.8 | Non-text elements, placeholder text |
| #B18643 text on white | 3.30:1 | AA large text | Lc 60.3 | Content text, not long reading |
| #B18643 text on black | 6.36:1 | AA | Lc -41.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#EFE9E0
oklch(93.6% 0.014 78.3)
-
Step 200
200
#E4D7C6
oklch(88.5% 0.027 74.7)
-
Step 300
300
#D3BD9E
oklch(80.9% 0.049 76.4)
-
Step 400
400
#BC9A68
oklch(70.6% 0.078 76.6)
-
Step 500
500 (this color)
#B18643
oklch(64.8% 0.1 76.5)
-
Step 600
600
#976917
oklch(55.5% 0.109 76)
-
Step 700
700
#815806
oklch(49.2% 0.101 76.6)
-
Step 800
800
#69480C
oklch(42.8% 0.084 76.4)
-
Step 900
900
#553C14
oklch(37.6% 0.065 75.9)
-
Step 950
950
#32240D
oklch(27.1% 0.042 77.8)
#B18643 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) | #96873C | 0.046 |
| Deuteranopia (no green cones) | #A09245 | 0.040 |
| Tritanopia (no blue cones) | #BF7A77 | 0.086 |
| Achromatopsia (no color) | #8D8D8D | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B18643
#B18643
oklch(64.8% 0.1 76.5)
- #6690CB
#6690CB
oklch(64.7% 0.1 257)
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 #B18643, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Tan #AF884A ΔE 0.007
- Light Brown #AD8150 ΔE 0.023
- Coffee #A6814C ΔE 0.026
- Dark Sand #A88F59 ΔE 0.028
- Tan Brown #AB7E4C ΔE 0.028
- Dark Goldenrod #B8860B ΔE 0.034
- Puce #A57E52 ΔE 0.037
- Dark Beige #AC9362 ΔE 0.039
Use #B18643 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.