#7A3618
Closest named color: Rust Brown (#8B3103). oklch(41.9% 0.104 42.5), rgb(122, 54, 24).
Aa
White text reads best on this color (8.86:1).
About this color
#7A3618 is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.104 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.034 away. White text reads best on it, at 8.86:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.36:1 |
| White text | 8.86:1 |
Values
| HEX | #7A3618 |
| RGB | rgb(122, 54, 24) |
| HSL | hsl(18, 67%, 29%) |
| OKLCH | oklch(41.9% 0.104 42.5) |
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 #7A3618 | 8.86:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #7A3618 | 2.36:1 | Fails | Lc 14.2 | Not readable |
| #7A3618 text on white | 8.86:1 | AAA | Lc 89.8 | Fine for body text |
| #7A3618 text on black | 2.36:1 | Fails | Lc -12.5 | 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 800.
-
Step 50
50
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E1
oklch(93.5% 0.018 39.4)
-
Step 200
200
#EED3C8
oklch(88.6% 0.034 43.5)
-
Step 300
300
#E4B5A2
oklch(81% 0.061 43.1)
-
Step 400
400
#D48C70
oklch(70.7% 0.097 42)
-
Step 500
500
#C76E49
oklch(63.1% 0.124 42.7)
-
Step 600
600
#B2542A
oklch(55.6% 0.134 42.9)
-
Step 700
700
#99441D
oklch(49.2% 0.125 42.9)
-
Step 800
800 (this color)
#7A3618
oklch(41.9% 0.104 42.5)
-
Step 900
900
#64311C
oklch(37.6% 0.08 42.3)
-
Step 950
950
#3B1D11
oklch(26.9% 0.052 42.1)
#7A3618 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) | #494114 | 0.098 |
| Deuteranopia (no green cones) | #5A5016 | 0.090 |
| Tritanopia (no blue cones) | #862730 | 0.053 |
| Achromatopsia (no color) | #4A4A4A | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A3618
#7A3618
oklch(41.9% 0.104 42.5)
- #00566B
#00566B
oklch(42% 0.077 221.7)
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 #7A3618, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.034
- Chestnut #742802 ΔE 0.035
- Red Brown #8B2E16 ΔE 0.036
- Brown Red #922B05 ΔE 0.049
- Saddle Brown #8B4513 ΔE 0.054
- Purple Brown #673A3F ΔE 0.059
- Brick Red #8F1402 ΔE 0.060
- Milk Chocolate #7F4E1E ΔE 0.062
Use #7A3618 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.