#993D18
Closest named color: Russet (#A13905). oklch(48.1% 0.133 40.3), rgb(153, 61, 24).
Aa
White text reads best on this color (6.91:1).
About this color
#993D18 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 48%, its chroma 0.133 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Russet (#A13905), ΔE 0.017 away. White text reads best on it, at 6.91:1.
| Hue family | Browns |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Russet (#A13905) |
| Black text | 3.03:1 |
| White text | 6.91:1 |
Values
| HEX | #993D18 |
| RGB | rgb(153, 61, 24) |
| HSL | hsl(17, 73%, 35%) |
| OKLCH | oklch(48.1% 0.133 40.3) |
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 #993D18 | 6.91:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #993D18 | 3.03:1 | AA large text | Lc 20.8 | Dividers and decoration only |
| #993D18 text on white | 6.91:1 | AA | Lc 83.2 | Fine for body text |
| #993D18 text on black | 3.03:1 | AA large text | Lc -18.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#EFD2C8
oklch(88.5% 0.035 40)
-
Step 300
300
#E6B3A2
oklch(80.9% 0.064 39.2)
-
Step 400
400
#D78A6F
oklch(70.6% 0.102 40.1)
-
Step 500
500
#CB6B48
oklch(63.2% 0.131 40.4)
-
Step 600
600
#B65029
oklch(55.6% 0.143 40.3)
-
Step 700
700 (this color)
#993D18
oklch(48.1% 0.133 40.3)
-
Step 800
800
#7F3619
oklch(42.8% 0.109 40.8)
-
Step 900
900
#662F1B
oklch(37.6% 0.085 40.1)
-
Step 950
950
#3C1C11
oklch(26.9% 0.054 39.5)
#993D18 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) | #574D12 | 0.130 |
| Deuteranopia (no green cones) | #6E6214 | 0.118 |
| Tritanopia (no blue cones) | #A92636 | 0.063 |
| Achromatopsia (no color) | #5A5A5A | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #993D18
#993D18
oklch(48.1% 0.133 40.3)
- #006980
#006980
oklch(48.2% 0.088 219.9)
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 #993D18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Russet #A13905 ΔE 0.017
- Brick #A03623 ΔE 0.023
- Burnt Umber #A0450E ΔE 0.026
- Saddle Brown #8B4513 ΔE 0.032
- Brown Red #922B05 ΔE 0.039
- Burnt Red #9F2305 ΔE 0.041
- Rust Brown #8B3103 ΔE 0.042
- Rust Red #AA2704 ΔE 0.043
Use #993D18 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.