#307D5D
Closest named color: Sea Green (#2E8B57). oklch(53.3% 0.092 162.9), rgb(48, 125, 93).
Aa
White text reads best on this color (4.97:1).
About this color
#307D5D is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.092 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.047 away. White text reads best on it, at 4.97:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.21:1 |
| White text | 4.97:1 |
Values
| HEX | #307D5D |
| RGB | rgb(48, 125, 93) |
| HSL | hsl(155, 45%, 34%) |
| OKLCH | oklch(53.3% 0.092 162.9) |
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 #307D5D | 4.97:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #307D5D | 4.21:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #307D5D text on white | 4.97:1 | AA | Lc 74.2 | Content text, not long reading |
| #307D5D text on black | 4.21:1 | AA large text | Lc -27.5 | 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 600.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3ECE7
oklch(93.5% 0.012 162)
-
Step 200
200
#CCDED5
oklch(88.5% 0.023 164.5)
-
Step 300
300
#AAC9B9
oklch(80.8% 0.04 163)
-
Step 400
400
#7AAE95
oklch(70.7% 0.066 163.3)
-
Step 500
500
#569A7B
oklch(63.2% 0.085 163)
-
Step 600
600 (this color)
#307D5D
oklch(53.3% 0.092 162.9)
-
Step 700
700
#297053
oklch(49.2% 0.085 163.2)
-
Step 800
800
#245B44
oklch(42.7% 0.07 163.3)
-
Step 900
900
#234B39
oklch(37.8% 0.055 162.7)
-
Step 950
950
#152C21
oklch(27% 0.036 161.9)
#307D5D 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) | #7B745B | 0.089 |
| Deuteranopia (no green cones) | #706C5F | 0.087 |
| Tritanopia (no blue cones) | #067D74 | 0.037 |
| Achromatopsia (no color) | #707070 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #307D5D
#307D5D
oklch(53.3% 0.092 162.9)
- #91567B
#91567B
oklch(53.2% 0.092 342.5)
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 #307D5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.047
- Bluegreen #017A79 ΔE 0.049
- Jungle Green #048243 ΔE 0.050
- Dark Sage #598556 ΔE 0.050
- Teal #008080 ΔE 0.052
- Dark Aquamarine #017371 ΔE 0.055
- Deep Turquoise #017374 ΔE 0.058
- Viridian #1E9167 ΔE 0.058
Use #307D5D 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.