#424F1B
Closest named color: Navy Green (#35530A). oklch(40.4% 0.077 121.8), rgb(66, 79, 27).
Aa
White text reads best on this color (8.87:1).
About this color
#424F1B is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.077 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.029 away. White text reads best on it, at 8.87:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.36:1 |
| White text | 8.87:1 |
Values
| HEX | #424F1B |
| RGB | rgb(66, 79, 27) |
| HSL | hsl(75, 49%, 21%) |
| OKLCH | oklch(40.4% 0.077 121.8) |
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 #424F1B | 8.87:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #424F1B | 2.36:1 | Fails | Lc 13.7 | Not readable |
| #424F1B text on white | 8.87:1 | AAA | Lc 90.3 | Preferred for body text |
| #424F1B text on black | 2.36:1 | Fails | Lc -12.0 | 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 800.
-
Step 50
50
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#E8EBE2
oklch(93.5% 0.012 121.7)
-
Step 200
200
#D6DCCA
oklch(88.5% 0.025 122)
-
Step 300
300
#BCC6A6
oklch(81% 0.045 121.5)
-
Step 400
400
#99A876
oklch(70.7% 0.071 121.8)
-
Step 500
500
#809251
oklch(63% 0.092 121.7)
-
Step 600
600
#6A7C35
oklch(55.6% 0.099 121.6)
-
Step 700
700
#586927
oklch(49.2% 0.093 122.1)
-
Step 800
800 (this color)
#424F1B
oklch(40.4% 0.077 121.8)
-
Step 900
900
#3C4721
oklch(37.8% 0.06 122.6)
-
Step 950
950
#232914
oklch(26.9% 0.037 121.9)
#424F1B 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) | #544A15 | 0.031 |
| Deuteranopia (no green cones) | #524A1E | 0.031 |
| Tritanopia (no blue cones) | #464B44 | 0.064 |
| Achromatopsia (no color) | #4A4A4A | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #424F1B
#424F1B
oklch(40.4% 0.077 121.8)
- #503E6B
#503E6B
oklch(40.3% 0.076 301.5)
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 #424F1B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.029
- Green Brown #544E03 ΔE 0.029
- Pine #2B5D34 ΔE 0.047
- Army Green #4B5D16 ΔE 0.049
- Mud Brown #60460F ΔE 0.054
- Dark Olive #373E02 ΔE 0.059
- Olive Brown #645403 ΔE 0.060
- Forest #0B5509 ΔE 0.061
Use #424F1B 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.