#40674F
Closest named color: Dark Green Blue (#1F6357). oklch(47.7% 0.059 156.3), rgb(64, 103, 79).
Aa
White text reads best on this color (6.42:1).
About this color
#40674F is a medium-dark, muted green. In OKLCH its lightness is 48%, its chroma 0.059 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.036 away. White text reads best on it, at 6.42:1.
| Hue family | Greens |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.27:1 |
| White text | 6.42:1 |
Values
| HEX | #40674F |
| RGB | rgb(64, 103, 79) |
| HSL | hsl(143, 23%, 33%) |
| OKLCH | oklch(47.7% 0.059 156.3) |
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 #40674F | 6.42:1 | AA | Lc -86.9 | Fine for body text |
| Black text on #40674F | 3.27:1 | AA large text | Lc 22.2 | Dividers and decoration only |
| #40674F text on white | 6.42:1 | AA | Lc 81.8 | Fine for body text |
| #40674F text on black | 3.27:1 | AA large text | Lc -20.1 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E6ECE7
oklch(93.7% 0.009 150.7)
-
Step 200
200
#D1DCD5
oklch(88.4% 0.015 158.2)
-
Step 300
300
#B2C6B9
oklch(80.8% 0.028 157.2)
-
Step 400
400
#8AAA95
oklch(70.8% 0.047 156.3)
-
Step 500
500
#6C947B
oklch(63% 0.058 156.9)
-
Step 600
600
#547F64
oklch(55.7% 0.064 156.1)
-
Step 700
700 (this color)
#40674F
oklch(47.7% 0.059 156.3)
-
Step 800
800
#385744
oklch(42.6% 0.049 156.7)
-
Step 900
900
#314839
oklch(37.8% 0.038 155.5)
-
Step 950
950
#1D2A22
oklch(27% 0.023 157.4)
#40674F 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) | #67614E | 0.055 |
| Deuteranopia (no green cones) | #605D50 | 0.052 |
| Tritanopia (no blue cones) | #386660 | 0.028 |
| Achromatopsia (no color) | #5F5F5F | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40674F
#40674F
oklch(47.7% 0.059 156.3)
- #725069
#725069
oklch(47.7% 0.058 336.5)
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 #40674F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.036
- Dark Olive Green #556B2F ΔE 0.052
- Dark Aqua #05696B ΔE 0.052
- Camo Green #526525 ΔE 0.053
- Pine #2B5D34 ΔE 0.054
- Dark Moss Green #606C38 ΔE 0.055
- Dark Aquamarine #017371 ΔE 0.058
- Deep Turquoise #017374 ΔE 0.061
Use #40674F 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.