#7C3510
Closest named color: Rust Brown (#8B3103). oklch(42% 0.11 44.3), rgb(124, 53, 16).
Aa
White text reads best on this color (8.84:1).
About this color
#7C3510 is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.110 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.030 away. White text reads best on it, at 8.84:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.110) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.37:1 |
| White text | 8.84:1 |
Values
| HEX | #7C3510 |
| RGB | rgb(124, 53, 16) |
| HSL | hsl(21, 77%, 27%) |
| OKLCH | oklch(42% 0.11 44.3) |
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 #7C3510 | 8.84:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #7C3510 | 2.37:1 | Fails | Lc 14.3 | Not readable |
| #7C3510 text on white | 8.84:1 | AAA | Lc 89.6 | Fine for body text |
| #7C3510 text on black | 2.37:1 | Fails | Lc -12.6 | 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
#F5E6E0
oklch(93.5% 0.018 43.2)
-
Step 200
200
#EED2C6
oklch(88.4% 0.035 44.6)
-
Step 300
300
#E5B49F
oklch(80.9% 0.064 44.3)
-
Step 400
400
#D68B6B
oklch(70.6% 0.102 43.8)
-
Step 500
500
#C96C42
oklch(63% 0.131 44)
-
Step 600
600
#B55220
oklch(55.6% 0.142 44.2)
-
Step 700
700
#9B4211
oklch(49.1% 0.132 44.5)
-
Step 800
800 (this color)
#7C3510
oklch(42% 0.11 44.3)
-
Step 900
900
#663017
oklch(37.7% 0.086 43.9)
-
Step 950
950
#3C1D0F
oklch(27.1% 0.054 44.2)
#7C3510 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) | #49400A | 0.103 |
| Deuteranopia (no green cones) | #5B500D | 0.092 |
| Tritanopia (no blue cones) | #89252E | 0.057 |
| Achromatopsia (no color) | #4A4A4A | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C3510
#7C3510
oklch(42% 0.11 44.3)
- #00566D
#00566D
oklch(42.1% 0.079 223.9)
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 #7C3510, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.030
- Red Brown #8B2E16 ΔE 0.033
- Chestnut #742802 ΔE 0.035
- Brown Red #922B05 ΔE 0.045
- Saddle Brown #8B4513 ΔE 0.052
- Brick Red #8F1402 ΔE 0.057
- Milk Chocolate #7F4E1E ΔE 0.062
- Purple Brown #673A3F ΔE 0.066
Use #7C3510 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.