#40725E
Closest named color: Dark Aquamarine (#017371). oklch(51% 0.064 166.3), rgb(64, 114, 94).
Aa
White text reads best on this color (5.54:1).
About this color
#40725E is a medium-dark, muted green. In OKLCH its lightness is 51%, its chroma 0.064 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.041 away. White text reads best on it, at 5.54:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #40725E |
| RGB | rgb(64, 114, 94) |
| HSL | hsl(156, 28%, 35%) |
| OKLCH | oklch(51% 0.064 166.3) |
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 #40725E | 5.54:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #40725E | 3.78:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #40725E text on white | 5.54:1 | AA | Lc 77.6 | Fine for body text |
| #40725E text on black | 3.78:1 | AA large text | Lc -24.2 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE8
oklch(93.7% 0.009 161.3)
-
Step 200
200
#CFDDD6
oklch(88.5% 0.018 164.6)
-
Step 300
300
#AFC7BC
oklch(80.8% 0.03 166.3)
-
Step 400
400
#84AB9A
oklch(70.8% 0.049 166.5)
-
Step 500
500
#649681
oklch(63.1% 0.063 166.3)
-
Step 600
600
#49806A
oklch(55.5% 0.068 166.3)
-
Step 700
700 (this color)
#40725E
oklch(51% 0.064 166.3)
-
Step 800
800
#315848
oklch(42.6% 0.052 165.8)
-
Step 900
900
#2C493D
oklch(37.8% 0.041 166.3)
-
Step 950
950
#1A2B24
oklch(27.1% 0.026 166.8)
#40725E 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) | #706C5D | 0.064 |
| Deuteranopia (no green cones) | #68665F | 0.061 |
| Tritanopia (no blue cones) | #32726C | 0.024 |
| Achromatopsia (no color) | #686868 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40725E
#40725E
oklch(51% 0.064 166.3)
- #81576E
#81576E
oklch(51% 0.064 345.6)
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 #40725E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.041
- Deep Turquoise #017374 ΔE 0.044
- Bluegreen #017A79 ΔE 0.046
- Deep Aqua #08787F ΔE 0.053
- Dark Aqua #05696B ΔE 0.056
- Dark Moss Green #606C38 ΔE 0.056
- Teal #008080 ΔE 0.058
- Dark Green Blue #1F6357 ΔE 0.059
Use #40725E 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.