#304D31
Closest named color: Dark Blue Green (#005249). oklch(38.9% 0.058 145.1), rgb(48, 77, 49).
Aa
White text reads best on this color (9.41:1).
About this color
#304D31 is a dark, muted green. In OKLCH its lightness is 39%, its chroma 0.058 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.043 away. White text reads best on it, at 9.41:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.23:1 |
| White text | 9.41:1 |
Values
| HEX | #304D31 |
| RGB | rgb(48, 77, 49) |
| HSL | hsl(122, 23%, 25%) |
| OKLCH | oklch(38.9% 0.058 145.1) |
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 #304D31 | 9.41:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #304D31 | 2.23:1 | Fails | Lc 12.3 | Not readable |
| #304D31 text on white | 9.41:1 | AAA | Lc 91.7 | Preferred for body text |
| #304D31 text on black | 2.23:1 | Fails | Lc -10.7 | 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
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E5ECE5
oklch(93.6% 0.012 145.5)
-
Step 200
200
#D0DED0
oklch(88.6% 0.024 145.4)
-
Step 300
300
#B0C9B0
oklch(81% 0.044 145.2)
-
Step 400
400
#85AD86
oklch(70.8% 0.071 145.4)
-
Step 500
500
#669868
oklch(63.1% 0.089 145.4)
-
Step 600
600
#4C824F
oklch(55.5% 0.097 145.4)
-
Step 700
700
#3D6E40
oklch(49.1% 0.09 145.4)
-
Step 800
800
#335A35
oklch(42.8% 0.075 145.2)
-
Step 900
900 (this color)
#304D31
oklch(38.9% 0.058 145.1)
-
Step 950
950
#1B2B1B
oklch(26.9% 0.036 144.5)
#304D31 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) | #4E482F | 0.046 |
| Deuteranopia (no green cones) | #4A4533 | 0.046 |
| Tritanopia (no blue cones) | #2D4B46 | 0.037 |
| Achromatopsia (no color) | #464646 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #304D31
#304D31
oklch(38.9% 0.058 145.1)
- #553A56
#553A56
oklch(39% 0.058 325.4)
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 #304D31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.043
- Evergreen #05472A ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.047
- Pine Green #0A481E ΔE 0.049
- Navy Green #35530A ΔE 0.051
- Pine #2B5D34 ΔE 0.052
- Dark Teal #014D4E ΔE 0.054
- Dark Olive #373E02 ΔE 0.058
Use #304D31 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.