#306F52
Closest named color: Dark Green Blue (#1F6357). oklch(49.2% 0.081 161.3), rgb(48, 111, 82).
Aa
White text reads best on this color (5.96:1).
About this color
#306F52 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.081 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.046 away. White text reads best on it, at 5.96:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.52:1 |
| White text | 5.96:1 |
Values
| HEX | #306F52 |
| RGB | rgb(48, 111, 82) |
| HSL | hsl(152, 40%, 31%) |
| OKLCH | oklch(49.2% 0.081 161.3) |
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 #306F52 | 5.96:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #306F52 | 3.52:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #306F52 text on white | 5.96:1 | AA | Lc 79.6 | Fine for body text |
| #306F52 text on black | 3.52:1 | 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
#CDDED5
oklch(88.5% 0.022 163)
-
Step 300
300
#ABC9B9
oklch(80.9% 0.039 162.2)
-
Step 400
400
#7EAD94
oklch(70.7% 0.062 161)
-
Step 500
500
#5B997A
oklch(63.2% 0.08 161.2)
-
Step 600
600
#3E8363
oklch(55.6% 0.087 161.5)
-
Step 700
700 (this color)
#306F52
oklch(49.2% 0.081 161.3)
-
Step 800
800
#295A43
oklch(42.6% 0.066 161.3)
-
Step 900
900
#264A39
oklch(37.6% 0.051 162.1)
-
Step 950
950
#172C21
oklch(27.1% 0.034 160.1)
#306F52 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) | #6E6750 | 0.078 |
| Deuteranopia (no green cones) | #646154 | 0.074 |
| Tritanopia (no blue cones) | #196F67 | 0.034 |
| Achromatopsia (no color) | #636363 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #306F52
#306F52
oklch(49.2% 0.081 161.3)
- #804E6E
#804E6E
oklch(49.2% 0.08 341.6)
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 #306F52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.046
- Dark Aquamarine #017371 ΔE 0.047
- Deep Turquoise #017374 ΔE 0.051
- Dark Olive Green #556B2F ΔE 0.052
- Dark Aqua #05696B ΔE 0.053
- Dark Moss Green #606C38 ΔE 0.058
- Bluegreen #017A79 ΔE 0.058
- Camo Green #526525 ΔE 0.059
Use #306F52 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.