#423509
Closest named color: Dark Olive (#373E02). oklch(33.4% 0.062 91.6), rgb(66, 53, 9).
Aa
White text reads best on this color (12.03:1).
About this color
#423509 is a dark, muted brown. In OKLCH its lightness is 33%, its chroma 0.062 and its hue 92°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.036 away. White text reads best on it, at 12.03:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | muted (0.062) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.74:1 |
| White text | 12.03:1 |
Values
| HEX | #423509 |
| RGB | rgb(66, 53, 9) |
| HSL | hsl(46, 76%, 15%) |
| OKLCH | oklch(33.4% 0.062 91.6) |
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 #423509 | 12.03:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #423509 | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #423509 text on white | 12.03:1 | AAA | Lc 97.4 | Preferred for body text |
| #423509 text on black | 1.74:1 | 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
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EDEAE0
oklch(93.7% 0.014 93)
-
Step 200
200
#DFD9C7
oklch(88.5% 0.025 91.6)
-
Step 300
300
#CBC09F
oklch(80.8% 0.046 91.8)
-
Step 400
400
#B19F6B
oklch(70.6% 0.073 91.1)
-
Step 500
500
#9E8741
oklch(63% 0.094 91.4)
-
Step 600
600
#89711D
oklch(55.7% 0.103 92.1)
-
Step 700
700
#745E0E
oklch(49% 0.095 91.8)
-
Step 800
800
#5F4D11
oklch(42.7% 0.079 91.3)
-
Step 900
900 (this color)
#423509
oklch(33.4% 0.062 91.6)
-
Step 950
950
#2D260E
oklch(27% 0.04 93.3)
#423509 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) | #3C3403 | 0.014 |
| Deuteranopia (no green cones) | #3F380C | 0.010 |
| Tritanopia (no blue cones) | #48302C | 0.055 |
| Achromatopsia (no color) | #363636 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #423509
#423509
oklch(33.4% 0.062 91.6)
- #2B3456
#2B3456
oklch(33.4% 0.061 271.5)
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 #423509, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.036
- Pakistan Green #283618 ΔE 0.044
- Onyx #343A40 ΔE 0.075
- Charcoal Grey #3C4142 ΔE 0.075
- Forrest Green #154406 ΔE 0.077
- Hunter Green #0B4008 ΔE 0.078
- Evergreen #05472A ΔE 0.080
- Mud Brown #60460F ΔE 0.081
Use #423509 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.