#A78634
Closest named color: Mustard Brown (#AC7E04). oklch(63.6% 0.107 86.7), rgb(167, 134, 52).
Aa
Black text reads best on this color (6.10:1).
About this color
#A78634 is a medium-light, moderately saturated orange. In OKLCH its lightness is 64%, its chroma 0.107 and its hue 87°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Brown (#AC7E04), ΔE 0.026 away. Black text reads best on it, at 6.10:1.
| Hue family | Oranges |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.107) |
| Temperature | warm |
| Nearest name | Mustard Brown (#AC7E04) |
| Black text | 6.10:1 |
| White text | 3.44:1 |
Values
| HEX | #A78634 |
| RGB | rgb(167, 134, 52) |
| HSL | hsl(43, 53%, 43%) |
| OKLCH | oklch(63.6% 0.107 86.7) |
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 #A78634 | 3.44:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #A78634 | 6.10:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #A78634 text on white | 3.44:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #A78634 text on black | 6.10:1 | AA | Lc -39.9 | 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
#F7F5F0
oklch(97% 0.007 88.6)
-
Step 100
100
#EEE9DF
oklch(93.5% 0.014 84.6)
-
Step 200
200
#E1D8C4
oklch(88.4% 0.029 86.6)
-
Step 300
300
#CFBF9B
oklch(80.9% 0.052 86.9)
-
Step 400
400
#B79D62
oklch(70.6% 0.083 86.5)
-
Step 500
500 (this color)
#A78634
oklch(63.6% 0.107 86.7)
-
Step 600
600
#906E00
oklch(55.7% 0.114 87.1)
-
Step 700
700
#795C00
oklch(49.1% 0.1 87.1)
-
Step 800
800
#644B00
oklch(42.8% 0.087 86.6)
-
Step 900
900
#523F0C
oklch(37.8% 0.07 86.9)
-
Step 950
950
#30250A
oklch(27.1% 0.044 86.7)
#A78634 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) | #95852A | 0.032 |
| Deuteranopia (no green cones) | #9D8E38 | 0.025 |
| Tritanopia (no blue cones) | #B57B75 | 0.096 |
| Achromatopsia (no color) | #8A8A8A | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A78634
#A78634
oklch(63.6% 0.107 86.7)
- #6D88CC
#6D88CC
oklch(63.5% 0.107 266.9)
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 #A78634, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Brown #AC7E04 ΔE 0.026
- Dark Tan #AF884A ΔE 0.026
- Dark Mustard #A88905 ΔE 0.027
- Yellowy Brown #AE8B0C ΔE 0.029
- Coffee #A6814C ΔE 0.031
- Dark Goldenrod #B8860B ΔE 0.032
- Golden Brown #B27A01 ΔE 0.034
- Bronze #A87900 ΔE 0.036
Use #A78634 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.