#40441D
Closest named color: Dark Olive (#373E02). oklch(37.3% 0.059 114.1), rgb(64, 68, 29).
Aa
White text reads best on this color (10.18:1).
About this color
#40441D is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.059 and its hue 114°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.034 away. White text reads best on it, at 10.18:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 2.06:1 |
| White text | 10.18:1 |
Values
| HEX | #40441D |
| RGB | rgb(64, 68, 29) |
| HSL | hsl(66, 40%, 19%) |
| OKLCH | oklch(37.3% 0.059 114.1) |
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 #40441D | 10.18:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #40441D | 2.06:1 | Fails | Lc 10.3 | Not readable |
| #40441D text on white | 10.18:1 | AAA | Lc 93.6 | Preferred for body text |
| #40441D text on black | 2.06:1 | Fails | Lc -8.9 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE1
oklch(93.6% 0.013 115.8)
-
Step 200
200
#D8DBC9
oklch(88.4% 0.024 114.6)
-
Step 300
300
#C0C4A4
oklch(80.9% 0.044 113.2)
-
Step 400
400
#9FA673
oklch(70.7% 0.07 114.6)
-
Step 500
500
#88904D
oklch(63.1% 0.091 114.6)
-
Step 600
600
#737A2F
oklch(55.7% 0.099 114.1)
-
Step 700
700
#606621
oklch(49% 0.092 114)
-
Step 800
800
#4E531E
oklch(42.5% 0.075 114.1)
-
Step 900
900 (this color)
#40441D
oklch(37.3% 0.059 114.1)
-
Step 950
950
#262912
oklch(27.1% 0.039 115.1)
#40441D 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) | #494119 | 0.016 |
| Deuteranopia (no green cones) | #49421F | 0.017 |
| Tritanopia (no blue cones) | #44403B | 0.052 |
| Achromatopsia (no color) | #414141 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40441D
#40441D
oklch(37.3% 0.059 114.1)
- #423A5D
#423A5D
oklch(37.3% 0.06 293.8)
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 #40441D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.034
- Green Brown #544E03 ΔE 0.053
- Mud Brown #60460F ΔE 0.058
- Navy Green #35530A ΔE 0.058
- Pine Green #0A481E ΔE 0.059
- Evergreen #05472A ΔE 0.059
- Charcoal Grey #3C4142 ΔE 0.060
- Pakistan Green #283618 ΔE 0.063
Use #40441D 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.