#306D4C
Closest named color: Dark Green Blue (#1F6357). oklch(48.5% 0.083 157.5), rgb(48, 109, 76).
Aa
White text reads best on this color (6.14:1).
About this color
#306D4C is a medium-dark, moderately saturated green. In OKLCH its lightness is 48%, its chroma 0.083 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.044 away. White text reads best on it, at 6.14:1.
| Hue family | Greens |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.41:1 |
| White text | 6.14:1 |
Values
| HEX | #306D4C |
| RGB | rgb(48, 109, 76) |
| HSL | hsl(148, 39%, 31%) |
| OKLCH | oklch(48.5% 0.083 157.5) |
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 #306D4C | 6.14:1 | AA | Lc -85.6 | Fine for body text |
| Black text on #306D4C | 3.41:1 | AA large text | Lc 23.6 | Dividers and decoration only |
| #306D4C text on white | 6.14:1 | AA | Lc 80.5 | Fine for body text |
| #306D4C text on black | 3.41:1 | AA large text | Lc -21.4 | 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
#CEDED3
oklch(88.5% 0.023 155.9)
-
Step 300
300
#ACC9B7
oklch(80.9% 0.04 158.1)
-
Step 400
400
#7FAD91
oklch(70.7% 0.064 157.6)
-
Step 500
500
#5D9976
oklch(63.2% 0.082 157.4)
-
Step 600
600
#41835E
oklch(55.6% 0.09 157.2)
-
Step 700
700 (this color)
#306D4C
oklch(48.5% 0.083 157.5)
-
Step 800
800
#2A5A40
oklch(42.6% 0.069 157.9)
-
Step 900
900
#274A36
oklch(37.6% 0.054 157.4)
-
Step 950
950
#182C20
oklch(27.2% 0.034 156.9)
#306D4C 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) | #6C654A | 0.077 |
| Deuteranopia (no green cones) | #635F4E | 0.074 |
| Tritanopia (no blue cones) | #1D6C64 | 0.039 |
| Achromatopsia (no color) | #626262 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #306D4C
#306D4C
oklch(48.5% 0.083 157.5)
- #7D4C70
#7D4C70
oklch(48.5% 0.083 337.2)
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 #306D4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.044
- Dark Olive Green #556B2F ΔE 0.048
- Camo Green #526525 ΔE 0.052
- Dark Aquamarine #017371 ΔE 0.054
- Pine #2B5D34 ΔE 0.055
- Dark Aqua #05696B ΔE 0.057
- Dark Moss Green #606C38 ΔE 0.057
- Spruce #0A5F38 ΔE 0.058
Use #306D4C 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.