#3F604A
Closest named color: Dark Green Blue (#1F6357). oklch(45.7% 0.053 154.6), rgb(63, 96, 74).
Aa
White text reads best on this color (7.03:1).
About this color
#3F604A is a medium-dark, muted green. In OKLCH its lightness is 46%, its chroma 0.053 and its hue 155°. 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 7.03:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.98:1 |
| White text | 7.03:1 |
Values
| HEX | #3F604A |
| RGB | rgb(63, 96, 74) |
| HSL | hsl(140, 21%, 31%) |
| OKLCH | oklch(45.7% 0.053 154.6) |
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 #3F604A | 7.03:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #3F604A | 2.98:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #3F604A text on white | 7.03:1 | AAA | Lc 84.3 | Fine for body text |
| #3F604A text on black | 2.98:1 | Fails | Lc -17.6 | 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 800.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE7
oklch(93.6% 0.01 155.1)
-
Step 200
200
#D1DDD4
oklch(88.6% 0.018 153.5)
-
Step 300
300
#B2C7B8
oklch(80.9% 0.031 154.6)
-
Step 400
400
#89AA93
oklch(70.7% 0.049 154.6)
-
Step 500
500
#6B9579
oklch(63.1% 0.062 155)
-
Step 600
600
#527F61
oklch(55.5% 0.068 154.4)
-
Step 700
700
#426C50
oklch(49.2% 0.065 154.2)
-
Step 800
800 (this color)
#3F604A
oklch(45.7% 0.053 154.6)
-
Step 900
900
#304838
oklch(37.7% 0.04 154.8)
-
Step 950
950
#1C2A21
oklch(26.9% 0.025 156.1)
#3F604A 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) | #605B49 | 0.048 |
| Deuteranopia (no green cones) | #5A574B | 0.046 |
| Tritanopia (no blue cones) | #395F5A | 0.027 |
| Achromatopsia (no color) | #595959 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F604A
#3F604A
oklch(45.7% 0.053 154.6)
- #6A4C63
#6A4C63
oklch(45.7% 0.053 335)
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 #3F604A, 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
- Pine #2B5D34 ΔE 0.042
- Spruce #0A5F38 ΔE 0.054
- Dark Aqua #05696B ΔE 0.056
- Camo Green #526525 ΔE 0.058
- Army Green #4B5D16 ΔE 0.060
- Dark Olive Green #556B2F ΔE 0.063
- Petrol #005F6A ΔE 0.063
Use #3F604A 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.