#42541B
Closest named color: Navy Green (#35530A). oklch(41.7% 0.084 124.8), rgb(66, 84, 27).
Aa
White text reads best on this color (8.34:1).
About this color
#42541B is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.084 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.025 away. White text reads best on it, at 8.34:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.51:1 |
| White text | 8.34:1 |
Values
| HEX | #42541B |
| RGB | rgb(66, 84, 27) |
| HSL | hsl(79, 51%, 22%) |
| OKLCH | oklch(41.7% 0.084 124.8) |
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 #42541B | 8.34:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #42541B | 2.51:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #42541B text on white | 8.34:1 | AAA | Lc 88.7 | Fine for body text |
| #42541B text on black | 2.51:1 | Fails | Lc -13.5 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D5DDC9
oklch(88.6% 0.028 124.8)
-
Step 300
300
#B9C7A4
oklch(81% 0.05 125.3)
-
Step 400
400
#95AA73
oklch(70.8% 0.08 125.4)
-
Step 500
500
#7C944D
oklch(63.1% 0.101 124.6)
-
Step 600
600
#657E2F
oklch(55.6% 0.11 124.7)
-
Step 700
700
#546A22
oklch(49.1% 0.101 124.6)
-
Step 800
800 (this color)
#42541B
oklch(41.7% 0.084 124.8)
-
Step 900
900
#3A481E
oklch(37.9% 0.067 124.8)
-
Step 950
950
#222A12
oklch(27% 0.042 124.3)
#42541B 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) | #594E14 | 0.038 |
| Deuteranopia (no green cones) | #564E1F | 0.037 |
| Tritanopia (no blue cones) | #455048 | 0.068 |
| Achromatopsia (no color) | #4E4E4E | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42541B
#42541B
oklch(41.7% 0.084 124.8)
- #574071
#574071
oklch(41.8% 0.083 304.7)
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 #42541B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.025
- Green Brown #544E03 ΔE 0.030
- Army Green #4B5D16 ΔE 0.033
- Pine #2B5D34 ΔE 0.037
- Camouflage Green #4B6113 ΔE 0.046
- Spruce #0A5F38 ΔE 0.053
- Olive Brown #645403 ΔE 0.054
- Forest #0B5509 ΔE 0.058
Use #42541B 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.