#AD8638
Closest named color: Dark Tan (#AF884A). oklch(64.2% 0.106 82), rgb(173, 134, 56).
Aa
Black text reads best on this color (6.24:1).
About this color
#AD8638 is a medium-light, moderately saturated orange. In OKLCH its lightness is 64%, its chroma 0.106 and its hue 82°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Tan (#AF884A), ΔE 0.017 away. Black text reads best on it, at 6.24:1.
| Hue family | Oranges |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Dark Tan (#AF884A) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #AD8638 |
| RGB | rgb(173, 134, 56) |
| HSL | hsl(40, 51%, 45%) |
| OKLCH | oklch(64.2% 0.106 82) |
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 #AD8638 | 3.36:1 | AA large text | Lc -66.4 | Content text, not long reading |
| Black text on #AD8638 | 6.24:1 | AA | Lc 43.1 | Non-text elements, placeholder text |
| #AD8638 text on white | 3.36:1 | AA large text | Lc 61.0 | Content text, not long reading |
| #AD8638 text on black | 6.24:1 | AA | Lc -40.7 | 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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#EFE9DF
oklch(93.6% 0.015 80.7)
-
Step 200
200
#E3D8C4
oklch(88.6% 0.029 82.6)
-
Step 300
300
#D2BE9B
oklch(80.9% 0.052 81.6)
-
Step 400
400
#BB9C63
oklch(70.8% 0.083 81.9)
-
Step 500
500 (this color)
#AD8638
oklch(64.2% 0.106 82)
-
Step 600
600
#946B00
oklch(55.5% 0.114 82)
-
Step 700
700
#7D5A00
oklch(49.1% 0.101 82.2)
-
Step 800
800
#674900
oklch(42.7% 0.088 81.6)
-
Step 900
900
#543D0E
oklch(37.6% 0.069 81)
-
Step 950
950
#31240A
oklch(27% 0.044 82.1)
#AD8638 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) | #96862F | 0.040 |
| Deuteranopia (no green cones) | #A0903B | 0.032 |
| Tritanopia (no blue cones) | #BB7A75 | 0.093 |
| Achromatopsia (no color) | #8C8C8C | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD8638
#AD8638
oklch(64.2% 0.106 82)
- #698CCE
#698CCE
oklch(64.2% 0.107 262.4)
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 #AD8638, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Tan #AF884A ΔE 0.017
- Dark Goldenrod #B8860B ΔE 0.028
- Mustard Brown #AC7E04 ΔE 0.029
- Coffee #A6814C ΔE 0.029
- Yellowy Brown #AE8B0C ΔE 0.031
- Light Brown #AD8150 ΔE 0.032
- Dark Mustard #A88905 ΔE 0.032
- Golden Brown #B27A01 ΔE 0.034
Use #AD8638 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.