#642409
Closest named color: Reddy Brown (#6E1005). oklch(35.2% 0.1 40.5), rgb(100, 36, 9).
Aa
White text reads best on this color (11.67:1).
About this color
#642409 is a dark, moderately saturated brown. In OKLCH its lightness is 35%, its chroma 0.100 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.035 away. White text reads best on it, at 11.67:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.79:1 |
| White text | 11.67:1 |
Values
| HEX | #642409 |
| RGB | rgb(100, 36, 9) |
| HSL | hsl(18, 83%, 21%) |
| OKLCH | oklch(35.2% 0.1 40.5) |
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 #642409 | 11.67:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #642409 | 1.79:1 | Fails | Lc 7.7 | Not readable |
| #642409 text on white | 11.67:1 | AAA | Lc 96.1 | Preferred for body text |
| #642409 text on black | 1.79:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F7E5DF
oklch(93.5% 0.021 39.4)
-
Step 200
200
#F2D1C5
oklch(88.5% 0.041 41)
-
Step 300
300
#EBB19C
oklch(80.9% 0.074 40.8)
-
Step 400
400
#DF8665
oklch(70.7% 0.119 41)
-
Step 500
500
#D46439
oklch(63.2% 0.153 40.7)
-
Step 600
600
#BF470E
oklch(55.6% 0.166 40.7)
-
Step 700
700
#A43800
oklch(49.1% 0.153 40.5)
-
Step 800
800
#862F06
oklch(42.8% 0.128 40.6)
-
Step 900
900 (this color)
#642409
oklch(35.2% 0.1 40.5)
-
Step 950
950
#3F1A0C
oklch(26.9% 0.063 40.6)
#642409 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) | #362F05 | 0.098 |
| Deuteranopia (no green cones) | #463E06 | 0.089 |
| Tritanopia (no blue cones) | #6F141F | 0.046 |
| Achromatopsia (no color) | #383838 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642409
#642409
oklch(35.2% 0.1 40.5)
- #004252
#004252
oklch(35.1% 0.064 220.6)
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 #642409, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.035
- Chestnut #742802 ΔE 0.038
- Blood #770001 ΔE 0.053
- Claret #680018 ΔE 0.059
- Maroon #800000 ΔE 0.065
- Wine Red #7B0323 ΔE 0.071
- Purple Brown #673A3F ΔE 0.074
- Burgundy #610023 ΔE 0.075
Use #642409 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.