#304D3E
Closest named color: Dark Slate Gray (#2F4F4F). oklch(39.2% 0.043 161), rgb(48, 77, 62).
Aa
White text reads best on this color (9.30:1).
About this color
#304D3E is a dark, muted green. In OKLCH its lightness is 39%, its chroma 0.043 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.027 away. White text reads best on it, at 9.30:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | muted (0.043) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #304D3E |
| RGB | rgb(48, 77, 62) |
| HSL | hsl(149, 23%, 25%) |
| OKLCH | oklch(39.2% 0.043 161) |
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 #304D3E | 9.30:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #304D3E | 2.25:1 | Fails | Lc 12.5 | Not readable |
| #304D3E text on white | 9.30:1 | AAA | Lc 91.4 | Preferred for body text |
| #304D3E text on black | 2.25:1 | Fails | Lc -10.9 | Not readable |
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 900.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE8
oklch(93.7% 0.009 161.3)
-
Step 200
200
#CFDDD5
oklch(88.5% 0.019 161.1)
-
Step 300
300
#AFC7BA
oklch(80.8% 0.032 162)
-
Step 400
400
#84AB96
oklch(70.6% 0.052 161.2)
-
Step 500
500
#65967C
oklch(63% 0.066 160.6)
-
Step 600
600
#4A8165
oklch(55.7% 0.074 160.5)
-
Step 700
700
#3B6D54
oklch(49.2% 0.068 160.7)
-
Step 800
800
#315945
oklch(42.8% 0.057 160.9)
-
Step 900
900 (this color)
#304D3E
oklch(39.2% 0.043 161)
-
Step 950
950
#1A2B22
oklch(27.1% 0.028 160.6)
#304D3E 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) | #4C493D | 0.041 |
| Deuteranopia (no green cones) | #47463F | 0.039 |
| Tritanopia (no blue cones) | #2A4D49 | 0.019 |
| Achromatopsia (no color) | #474747 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #304D3E
#304D3E
oklch(39.2% 0.043 161)
- #563C4D
#563C4D
oklch(39.2% 0.045 340)
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 #304D3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.027
- Dark Blue Green #005249 ΔE 0.034
- Dark Teal #014D4E ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.045
- Deep Teal #00555A ΔE 0.049
- Charcoal #264653 ΔE 0.050
- Evergreen #05472A ΔE 0.055
- Pine #2B5D34 ΔE 0.060
Use #304D3E 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.