#406451
Closest named color: Dark Green Blue (#1F6357). oklch(47% 0.052 160.5), rgb(64, 100, 81).
Aa
White text reads best on this color (6.64:1).
About this color
#406451 is a medium-dark, muted green. In OKLCH its lightness is 47%, its chroma 0.052 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.031 away. White text reads best on it, at 6.64:1.
| Hue family | Greens |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.052) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.15:1 |
| White text | 6.64:1 |
Values
| HEX | #406451 |
| RGB | rgb(64, 100, 81) |
| HSL | hsl(148, 22%, 32%) |
| OKLCH | oklch(47% 0.052 160.5) |
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 #406451 | 6.64:1 | AA | Lc -87.8 | Fine for body text |
| Black text on #406451 | 3.15:1 | AA large text | Lc 21.3 | Dividers and decoration only |
| #406451 text on white | 6.64:1 | AA | Lc 82.8 | Fine for body text |
| #406451 text on black | 3.15:1 | AA large text | Lc -19.1 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D2DCD6
oklch(88.5% 0.013 159.9)
-
Step 300
300
#B3C6BB
oklch(80.9% 0.026 160.4)
-
Step 400
400
#8CA998
oklch(70.8% 0.04 159.5)
-
Step 500
500
#6E937F
oklch(63% 0.051 160.9)
-
Step 600
600
#567E68
oklch(55.7% 0.056 159.8)
-
Step 700
700 (this color)
#406451
oklch(47% 0.052 160.5)
-
Step 800
800
#3A5647
oklch(42.6% 0.042 160.5)
-
Step 900
900
#32473C
oklch(37.7% 0.032 161.5)
-
Step 950
950
#1D2A23
oklch(27% 0.022 160.9)
#406451 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) | #635F50 | 0.050 |
| Deuteranopia (no green cones) | #5D5B52 | 0.047 |
| Tritanopia (no blue cones) | #38645F | 0.023 |
| Achromatopsia (no color) | #5C5C5C | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #406451
#406451
oklch(47% 0.052 160.5)
- #6F4F64
#6F4F64
oklch(46.9% 0.053 339.9)
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 #406451, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.031
- Dark Aqua #05696B ΔE 0.049
- Pine #2B5D34 ΔE 0.053
- Camo Green #526525 ΔE 0.060
- Slate #516572 ΔE 0.060
- Dark Aquamarine #017371 ΔE 0.060
- Dark Olive Green #556B2F ΔE 0.061
- Petrol #005F6A ΔE 0.062
Use #406451 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.