#4DB773
Closest named color: Medium Sea Green (#3CB371). oklch(70% 0.14 152.7), rgb(77, 183, 115).
Aa
Black text reads best on this color (8.33:1).
About this color
#4DB773 is a medium-light, vivid green. In OKLCH its lightness is 70%, its chroma 0.140 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Sea Green (#3CB371), ΔE 0.017 away. Black text reads best on it, at 8.33:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.140) |
| Temperature | in between |
| Nearest name | Medium Sea Green (#3CB371) |
| Black text | 8.33:1 |
| White text | 2.51:1 |
Values
| HEX | #4DB773 |
| RGB | rgb(77, 183, 115) |
| HSL | hsl(142, 42%, 51%) |
| OKLCH | oklch(70% 0.14 152.7) |
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 #4DB773 | 2.51:1 | Fails | Lc -54.2 | Large or bold text, headings |
| Black text on #4DB773 | 8.33:1 | AAA | Lc 54.9 | Large or bold text, headings |
| #4DB773 text on white | 2.51:1 | Fails | Lc 49.1 | Large or bold text, headings |
| #4DB773 text on black | 8.33:1 | AAA | Lc -52.8 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DEEFE2
oklch(93.6% 0.025 152.9)
-
Step 200
200
#C2E3CA
oklch(88.5% 0.049 152.6)
-
Step 300
300
#95D1A6
oklch(80.8% 0.086 153)
-
Step 400
400 (this color)
#4DB773
oklch(70% 0.14 152.7)
-
Step 500
500
#00A456
oklch(63% 0.163 152.8)
-
Step 600
600
#008A48
oklch(55.5% 0.143 153)
-
Step 700
700
#00743B
oklch(49% 0.127 152.7)
-
Step 800
800
#005F2F
oklch(42.5% 0.11 152.7)
-
Step 900
900
#005027
oklch(37.8% 0.098 152.9)
-
Step 950
950
#003015
oklch(27.1% 0.07 152.9)
#4DB773 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) | #B7A96E | 0.121 |
| Deuteranopia (no green cones) | #A99F77 | 0.119 |
| Tritanopia (no blue cones) | #2DB5A6 | 0.073 |
| Achromatopsia (no color) | #A3A3A3 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DB773
#4DB773
oklch(70% 0.14 152.7)
- #D17BC4
#D17BC4
oklch(70% 0.141 332.7)
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 #4DB773, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Sea Green #3CB371 ΔE 0.017
- Boring Green #63B365 ΔE 0.021
- Dark Seafoam #1FB57A ΔE 0.025
- Dark Mint #48C072 ΔE 0.026
- Cool Green #33B864 ΔE 0.027
- Green Teal #0CB577 ΔE 0.028
- Dark Seafoam Green #3EAF76 ΔE 0.028
- Bluey Green #2BB179 ΔE 0.030
Use #4DB773 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.