#743317
Closest named color: Chestnut (#742802). oklch(40.5% 0.1 42.2), rgb(116, 51, 23).
Aa
White text reads best on this color (9.42:1).
About this color
#743317 is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.100 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.024 away. White text reads best on it, at 9.42:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.22:1 |
| White text | 9.42:1 |
Values
| HEX | #743317 |
| RGB | rgb(116, 51, 23) |
| HSL | hsl(18, 67%, 27%) |
| OKLCH | oklch(40.5% 0.1 42.2) |
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 #743317 | 9.42:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #743317 | 2.22:1 | Fails | Lc 12.7 | Not readable |
| #743317 text on white | 9.42:1 | AAA | Lc 91.3 | Preferred for body text |
| #743317 text on black | 2.22:1 | Fails | Lc -11.1 | 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
#F4E6E1
oklch(93.5% 0.017 40.8)
-
Step 200
200
#EDD3C9
oklch(88.6% 0.032 42.2)
-
Step 300
300
#E2B5A3
oklch(80.9% 0.058 42.9)
-
Step 400
400
#D28D72
oklch(70.6% 0.093 42.2)
-
Step 500
500
#C56F4C
oklch(63.1% 0.12 42.4)
-
Step 600
600
#B0552F
oklch(55.5% 0.13 42.1)
-
Step 700
700
#974522
oklch(49% 0.12 42.1)
-
Step 800
800 (this color)
#743317
oklch(40.5% 0.1 42.2)
-
Step 900
900
#63321E
oklch(37.7% 0.077 42.3)
-
Step 950
950
#3A1E12
oklch(27% 0.049 43.5)
#743317 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) | #453D13 | 0.095 |
| Deuteranopia (no green cones) | #554C15 | 0.087 |
| Tritanopia (no blue cones) | #80252D | 0.050 |
| Achromatopsia (no color) | #464646 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #743317
#743317
oklch(40.5% 0.1 42.2)
- #005166
#005166
oklch(40.4% 0.075 222.9)
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 #743317, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.024
- Red Brown #8B2E16 ΔE 0.047
- Rust Brown #8B3103 ΔE 0.047
- Purple Brown #673A3F ΔE 0.054
- Brown Red #922B05 ΔE 0.060
- Mud Brown #60460F ΔE 0.064
- Brick Red #8F1402 ΔE 0.065
- Reddy Brown #6E1005 ΔE 0.067
Use #743317 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.