#7C381D
Closest named color: Rust Brown (#8B3103). oklch(42.6% 0.103 41.2), rgb(124, 56, 29).
Aa
White text reads best on this color (8.60:1).
About this color
#7C381D is a dark, moderately saturated brown. In OKLCH its lightness is 43%, its chroma 0.103 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.032 away. White text reads best on it, at 8.60:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.103) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.44:1 |
| White text | 8.60:1 |
Values
| HEX | #7C381D |
| RGB | rgb(124, 56, 29) |
| HSL | hsl(17, 62%, 30%) |
| OKLCH | oklch(42.6% 0.103 41.2) |
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 #7C381D | 8.60:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #7C381D | 2.44:1 | Fails | Lc 14.9 | Not readable |
| #7C381D text on white | 8.60:1 | AAA | Lc 89.1 | Fine for body text |
| #7C381D text on black | 2.44:1 | Fails | Lc -13.2 | 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
#EED2C9
oklch(88.5% 0.034 38.6)
-
Step 300
300
#E3B4A3
oklch(80.8% 0.06 40.8)
-
Step 400
400
#D48C71
oklch(70.7% 0.096 41.3)
-
Step 500
500
#C76E4C
oklch(63.2% 0.123 41.3)
-
Step 600
600
#B2542E
oklch(55.6% 0.133 41.5)
-
Step 700
700
#994421
oklch(49.2% 0.124 41.4)
-
Step 800
800 (this color)
#7C381D
oklch(42.6% 0.103 41.2)
-
Step 900
900
#64311E
oklch(37.6% 0.08 40.7)
-
Step 950
950
#3B1D12
oklch(27% 0.051 40.6)
#7C381D 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) | #4B431A | 0.097 |
| Deuteranopia (no green cones) | #5B521B | 0.091 |
| Tritanopia (no blue cones) | #882A32 | 0.050 |
| Achromatopsia (no color) | #4C4C4C | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C381D
#7C381D
oklch(42.6% 0.103 41.2)
- #00586D
#00586D
oklch(42.6% 0.078 221.3)
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 #7C381D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.032
- Red Brown #8B2E16 ΔE 0.033
- Chestnut #742802 ΔE 0.042
- Brown Red #922B05 ΔE 0.046
- Saddle Brown #8B4513 ΔE 0.049
- Milk Chocolate #7F4E1E ΔE 0.057
- Purple Brown #673A3F ΔE 0.059
- Brick Red #8F1402 ΔE 0.061
Use #7C381D 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.