#7B381E
Closest named color: Rust Brown (#8B3103). oklch(42.5% 0.101 40.9), rgb(123, 56, 30).
Aa
White text reads best on this color (8.65:1).
About this color
#7B381E is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.101 and its hue 41°. 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 8.65:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.101) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.42:1 |
| White text | 8.65:1 |
Values
| HEX | #7B381E |
| RGB | rgb(123, 56, 30) |
| HSL | hsl(17, 61%, 30%) |
| OKLCH | oklch(42.5% 0.101 40.9) |
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 #7B381E | 8.65:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #7B381E | 2.42:1 | Fails | Lc 14.8 | Not readable |
| #7B381E text on white | 8.65:1 | AAA | Lc 89.2 | Fine for body text |
| #7B381E text on black | 2.42:1 | Fails | Lc -13.0 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F5E6E1
oklch(93.5% 0.018 39.4)
-
Step 200
200
#EDD3C9
oklch(88.6% 0.032 42.2)
-
Step 300
300
#E3B5A4
oklch(81% 0.059 41.3)
-
Step 400
400
#D38C73
oklch(70.6% 0.094 40.2)
-
Step 500
500
#C66E4D
oklch(63.1% 0.121 41)
-
Step 600
600
#B15430
oklch(55.5% 0.131 40.9)
-
Step 700
700
#984423
oklch(49.1% 0.122 40.8)
-
Step 800
800 (this color)
#7B381E
oklch(42.5% 0.101 40.9)
-
Step 900
900
#64311E
oklch(37.6% 0.08 40.7)
-
Step 950
950
#3B1D12
oklch(27% 0.051 40.6)
#7B381E 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) | #4A421B | 0.097 |
| Deuteranopia (no green cones) | #5B511C | 0.088 |
| Tritanopia (no blue cones) | #872A32 | 0.049 |
| Achromatopsia (no color) | #4C4C4C | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B381E
#7B381E
oklch(42.5% 0.101 40.9)
- #00586C
#00586C
oklch(42.6% 0.078 220.2)
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 #7B381E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.034
- Red Brown #8B2E16 ΔE 0.034
- Chestnut #742802 ΔE 0.041
- Brown Red #922B05 ΔE 0.048
- Saddle Brown #8B4513 ΔE 0.051
- Purple Brown #673A3F ΔE 0.057
- Milk Chocolate #7F4E1E ΔE 0.058
- Brick Red #8F1402 ΔE 0.062
Use #7B381E 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.