#405500
Closest named color: Navy Green (#35530A). oklch(41.7% 0.104 124.4), rgb(64, 85, 0).
Aa
White text reads best on this color (8.34:1).
About this color
#405500 is a dark, moderately saturated yellow. In OKLCH its lightness is 42%, its chroma 0.104 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.017 away. White text reads best on it, at 8.34:1.
| Hue family | Yellows |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.51:1 |
| White text | 8.34:1 |
Values
| HEX | #405500 |
| RGB | rgb(64, 85, 0) |
| HSL | hsl(75, 100%, 17%) |
| OKLCH | oklch(41.7% 0.104 124.4) |
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 #405500 | 8.34:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #405500 | 2.51:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #405500 text on white | 8.34:1 | AAA | Lc 88.6 | Fine for body text |
| #405500 text on black | 2.51:1 | Fails | Lc -13.6 | 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
#E7ECDF
oklch(93.6% 0.018 124)
-
Step 200
200
#D4DDC5
oklch(88.4% 0.034 123.9)
-
Step 300
300
#B8C89D
oklch(80.9% 0.061 124.3)
-
Step 400
400
#93AB66
oklch(70.6% 0.097 124.5)
-
Step 500
500
#799639
oklch(63.1% 0.125 124.5)
-
Step 600
600
#62800B
oklch(55.6% 0.136 124.6)
-
Step 700
700
#526C00
oklch(49.2% 0.123 124.5)
-
Step 800
800 (this color)
#405500
oklch(41.7% 0.104 124.4)
-
Step 900
900
#384911
oklch(37.8% 0.082 124.9)
-
Step 950
950
#212B0C
oklch(27.1% 0.052 124.8)
#405500 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) | #5B4F00 | 0.046 |
| Deuteranopia (no green cones) | #584E0B | 0.045 |
| Tritanopia (no blue cones) | #445047 | 0.086 |
| Achromatopsia (no color) | #4E4E4E | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405500
#405500
oklch(41.7% 0.104 124.4)
- #593B79
#593B79
oklch(41.6% 0.104 304.6)
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 #405500, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.017
- Army Green #4B5D16 ΔE 0.033
- Green Brown #544E03 ΔE 0.037
- Camouflage Green #4B6113 ΔE 0.042
- Pine #2B5D34 ΔE 0.045
- Forest #0B5509 ΔE 0.049
- Deep Green #02590F ΔE 0.049
- Spruce #0A5F38 ΔE 0.057
Use #405500 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.