#40BD77
Closest named color: Dark Mint (#48C072). oklch(71.2% 0.15 154.8), rgb(64, 189, 119).
Aa
Black text reads best on this color (8.76:1).
About this color
#40BD77 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.150 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.013 away. Black text reads best on it, at 8.76:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 8.76:1 |
| White text | 2.39:1 |
Values
| HEX | #40BD77 |
| RGB | rgb(64, 189, 119) |
| HSL | hsl(146, 49%, 50%) |
| OKLCH | oklch(71.2% 0.15 154.8) |
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 #40BD77 | 2.39:1 | Fails | Lc -51.8 | Large or bold text, headings |
| Black text on #40BD77 | 8.76:1 | AAA | Lc 57.2 | Large or bold text, headings |
| #40BD77 text on white | 2.39:1 | Fails | Lc 46.8 | Large or bold text, headings |
| #40BD77 text on black | 8.76:1 | AAA | Lc -55.2 | 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
#EFF8F2
oklch(97.1% 0.012 157)
-
Step 100
100
#DCF0E2
oklch(93.6% 0.028 155.3)
-
Step 200
200
#BFE4CA
oklch(88.5% 0.053 154.6)
-
Step 300
300
#8FD3A6
oklch(80.9% 0.094 154.8)
-
Step 400
400 (this color)
#40BD77
oklch(71.2% 0.15 154.8)
-
Step 500
500
#00A45D
oklch(63.1% 0.157 154.8)
-
Step 600
600
#008A4D
oklch(55.6% 0.138 154.7)
-
Step 700
700
#007440
oklch(49.1% 0.122 154.8)
-
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)
#40BD77 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) | #BCAE72 | 0.133 |
| Deuteranopia (no green cones) | #ACA37C | 0.130 |
| Tritanopia (no blue cones) | #00BBAB | 0.074 |
| Achromatopsia (no color) | #A7A7A7 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40BD77
#40BD77
oklch(71.2% 0.15 154.8)
- #DA7BC7
#DA7BC7
oklch(71.1% 0.15 334.9)
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 #40BD77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.013
- Dark Mint Green #20C073 ΔE 0.017
- Algae Green #21C36F ΔE 0.026
- Greenblue #23C48B ΔE 0.027
- Cool Green #33B864 ΔE 0.027
- Green Blue #01C08D ΔE 0.029
- Medium Sea Green #3CB371 ΔE 0.029
- Dark Seafoam #1FB57A ΔE 0.030
Use #40BD77 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.