#3F6654
Closest named color: Dark Green Blue (#1F6357). oklch(47.5% 0.053 163.6), rgb(63, 102, 84).
Aa
White text reads best on this color (6.48:1).
About this color
#3F6654 is a medium-dark, muted green. In OKLCH its lightness is 48%, its chroma 0.053 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.032 away. White text reads best on it, at 6.48:1.
| Hue family | Greens |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.23:1 |
| White text | 6.48:1 |
Values
| HEX | #3F6654 |
| RGB | rgb(63, 102, 84) |
| HSL | hsl(152, 24%, 32%) |
| OKLCH | oklch(47.5% 0.053 163.6) |
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 #3F6654 | 6.48:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #3F6654 | 3.23:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #3F6654 text on white | 6.48:1 | AA | Lc 82.1 | Fine for body text |
| #3F6654 text on black | 3.23:1 | AA large text | Lc -19.8 | 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
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D1DCD6
oklch(88.4% 0.014 162.4)
-
Step 300
300
#B2C6BC
oklch(80.8% 0.026 164.3)
-
Step 400
400
#8AA999
oklch(70.7% 0.041 162.7)
-
Step 500
500
#6C9481
oklch(63.1% 0.053 164)
-
Step 600
600
#537E6A
oklch(55.5% 0.057 163.8)
-
Step 700
700 (this color)
#3F6654
oklch(47.5% 0.053 163.6)
-
Step 800
800
#385748
oklch(42.8% 0.045 162.8)
-
Step 900
900
#30483C
oklch(37.8% 0.036 162.3)
-
Step 950
950
#1D2A23
oklch(27% 0.022 160.9)
#3F6654 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) | #656153 | 0.053 |
| Deuteranopia (no green cones) | #5E5C55 | 0.051 |
| Tritanopia (no blue cones) | #366661 | 0.022 |
| Achromatopsia (no color) | #5E5E5E | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F6654
#3F6654
oklch(47.5% 0.053 163.6)
- #725064
#725064
oklch(47.5% 0.054 343.3)
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 #3F6654, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.032
- Dark Aqua #05696B ΔE 0.046
- Dark Aquamarine #017371 ΔE 0.054
- Deep Turquoise #017374 ΔE 0.057
- Slate #516572 ΔE 0.057
- Pine #2B5D34 ΔE 0.057
- Dark Olive Green #556B2F ΔE 0.061
- Camo Green #526525 ΔE 0.061
Use #3F6654 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.