#40C16F
Closest named color: Dark Mint (#48C072). oklch(72.1% 0.163 151.8), rgb(64, 193, 111).
Aa
Black text reads best on this color (9.07:1).
About this color
#40C16F is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.163 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.007 away. Black text reads best on it, at 9.07:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 9.07:1 |
| White text | 2.31:1 |
Values
| HEX | #40C16F |
| RGB | rgb(64, 193, 111) |
| HSL | hsl(142, 51%, 50%) |
| OKLCH | oklch(72.1% 0.163 151.8) |
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 #40C16F | 2.31:1 | Fails | Lc -50.1 | Large or bold text, headings |
| Black text on #40C16F | 9.07:1 | AAA | Lc 58.7 | Large or bold text, headings |
| #40C16F text on white | 2.31:1 | Fails | Lc 45.2 | Large or bold text, headings |
| #40C16F text on black | 9.07:1 | AAA | Lc -56.9 | 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
#EFF8F1
oklch(97% 0.013 152.6)
-
Step 100
100
#DCF0E0
oklch(93.6% 0.03 151.5)
-
Step 200
200
#BEE4C7
oklch(88.4% 0.056 152.3)
-
Step 300
300
#8ED4A0
oklch(81% 0.102 151.7)
-
Step 400
400 (this color)
#40C16F
oklch(72.1% 0.163 151.8)
-
Step 500
500
#00A553
oklch(63.2% 0.167 151.8)
-
Step 600
600
#008A44
oklch(55.5% 0.147 151.7)
-
Step 700
700
#007539
oklch(49.2% 0.13 151.8)
-
Step 800
800
#00602D
oklch(42.8% 0.114 151.6)
-
Step 900
900
#005025
oklch(37.8% 0.1 151.8)
-
Step 950
950
#003013
oklch(27.1% 0.072 151.4)
#40C16F 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) | #C2B169 | 0.139 |
| Deuteranopia (no green cones) | #B1A675 | 0.136 |
| Tritanopia (no blue cones) | #00BEAD | 0.087 |
| Achromatopsia (no color) | #AAAAAA | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40C16F
#40C16F
oklch(72.1% 0.163 151.8)
- #DE7BD2
#DE7BD2
oklch(72.1% 0.162 331.7)
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 #40C16F, closest first.
No curated palette has a color within ΔE 0.04 of #40C16F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.007
- Algae Green #21C36F ΔE 0.013
- Dark Mint Green #20C073 ΔE 0.014
- Cool Green #33B864 ΔE 0.029
- Greenblue #23C48B ΔE 0.033
- Soft Green #6FC276 ΔE 0.038
- Green Blue #01C08D ΔE 0.041
- Boring Green #63B365 ΔE 0.041
Use #40C16F 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.