#306F50
Closest named color: Dark Green Blue (#1F6357). oklch(49.1% 0.083 159.7), rgb(48, 111, 80).
Aa
White text reads best on this color (5.97:1).
About this color
#306F50 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.083 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 0.047 away. White text reads best on it, at 5.97:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.51:1 |
| White text | 5.97:1 |
Values
| HEX | #306F50 |
| RGB | rgb(48, 111, 80) |
| HSL | hsl(150, 40%, 31%) |
| OKLCH | oklch(49.1% 0.083 159.7) |
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 #306F50 | 5.97:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #306F50 | 3.51:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #306F50 text on white | 5.97:1 | AA | Lc 79.7 | Fine for body text |
| #306F50 text on black | 3.51:1 | AA large text | Lc -22.2 | 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
#F3F7F4
oklch(97.2% 0.006 153.8)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CDDED4
oklch(88.5% 0.023 160.2)
-
Step 300
300
#ABC9B8
oklch(80.9% 0.04 160.6)
-
Step 400
400
#7EAD93
oklch(70.6% 0.063 160)
-
Step 500
500
#5B9978
oklch(63.1% 0.082 159.6)
-
Step 600
600
#3F8361
oklch(55.6% 0.088 159.8)
-
Step 700
700 (this color)
#306F50
oklch(49.1% 0.083 159.7)
-
Step 800
800
#295A42
oklch(42.6% 0.067 160.3)
-
Step 900
900
#264A38
oklch(37.6% 0.052 160.6)
-
Step 950
950
#172C21
oklch(27.1% 0.034 160.1)
#306F50 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) | #6E674E | 0.078 |
| Deuteranopia (no green cones) | #656152 | 0.076 |
| Tritanopia (no blue cones) | #1A6F67 | 0.036 |
| Achromatopsia (no color) | #636363 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #306F50
#306F50
oklch(49.1% 0.083 159.7)
- #804D70
#804D70
oklch(49.1% 0.084 339.5)
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 #306F50, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.047
- Dark Aquamarine #017371 ΔE 0.049
- Dark Olive Green #556B2F ΔE 0.050
- Deep Turquoise #017374 ΔE 0.054
- Dark Aqua #05696B ΔE 0.055
- Camo Green #526525 ΔE 0.057
- Dark Moss Green #606C38 ΔE 0.057
- Bluegreen #017A79 ΔE 0.061
Use #306F50 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.