Medium Sea Green #3CB371
Medium Sea Green is a medium-light, vivid green with hex code #3CB371 and RGB rgb(60, 179, 113).
Aa
Black text reads best on this color (7.87:1).
About this color
#3CB371 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.144 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. It is the named color Medium Sea Green. Black text reads best on it, at 7.87:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Medium Sea Green |
| Black text | 7.87:1 |
| White text | 2.66:1 |
Colors that go with Medium Sea Green
Matches found by rotating Medium Sea Green around the OKLCH hue wheel, each labelled with the closest name in our list.
Complementary
The opposite hue (180°).
Analogous
Neighbouring hues, 30° either side.
Triadic
Three hues spaced 120° apart.
Color palettes with Medium Sea Green
Curated color palettes that contain a color within ΔE 0.06 (OKLab) of Medium Sea Green, closest first.
Similar named colors
The eight named colors closest to Medium Sea Green, with their ΔE distance.
- Dark Seafoam #1FB57A ΔE 0.014
- Bluey Green #2BB179 ΔE 0.015
- Dark Seafoam Green #3EAF76 ΔE 0.015
- Green Teal #0CB577 ΔE 0.015
- Jade Green #2BAF6A ΔE 0.017
- Seaweed Green #35AD6B ΔE 0.019
- Algae #54AC68 ΔE 0.022
- Cool Green #33B864 ΔE 0.026
More about Medium Sea Green
How to make Medium Sea Green
A starting recipe from common paint colors, found with a spectral paint model (the color mixer’s paint mode). Real pigments vary, so mix a small test batch and adjust.
- 3 parts green
- 2 parts white
- 1 part blue
Recipe result: #53AD6A, a difference of ΔE 0.020 from Medium Sea Green. That is very close: most people will not see the difference.
Codes for Medium Sea Green in every format
| HEX | #3CB371 |
| RGB | rgb(60, 179, 113) |
| HSL | hsl(147, 50%, 47%) |
| OKLCH | oklch(68.4% 0.144 155) |
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 #3CB371 | 2.66:1 | Fails | Lc -56.6 | Large or bold text, headings |
| Black text on #3CB371 | 7.87:1 | AAA | Lc 52.6 | Large or bold text, headings |
| #3CB371 text on white | 2.66:1 | Fails | Lc 51.5 | Large or bold text, headings |
| #3CB371 text on black | 7.87:1 | AAA | Lc -50.4 | Large or bold text, headings |
Shades and tints of Medium Sea Green
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 400.
-
Step 50
50
#EFF8F2
oklch(97.1% 0.012 157)
-
Step 100
100
#DDEFE2
oklch(93.5% 0.026 154.5)
-
Step 200
200
#C0E3CB
oklch(88.4% 0.049 155.3)
-
Step 300
300
#91D2A7
oklch(80.8% 0.09 154.9)
-
Step 400
400 (this color)
#3CB371
oklch(68.4% 0.144 155)
-
Step 500
500
#00A45E
oklch(63.1% 0.156 155.1)
-
Step 600
600
#008A4E
oklch(55.6% 0.137 155)
-
Step 700
700
#007441
oklch(49.1% 0.121 155.2)
-
Step 800
800
#005F34
oklch(42.6% 0.105 155.1)
-
Step 900
900
#004F2A
oklch(37.6% 0.093 154.9)
-
Step 950
950
#003017
oklch(27.1% 0.068 154.6)
Medium Sea Green 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) | #B2A56D | 0.128 |
| Deuteranopia (no green cones) | #A39A75 | 0.125 |
| Tritanopia (no blue cones) | #00B1A2 | 0.071 |
| Achromatopsia (no color) | #9E9E9E | 0.145 |
Use Medium Sea Green 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.