#4BD18F
Closest named color: Emerald (#06D6A0). oklch(77.1% 0.151 158.1), rgb(75, 209, 143).
Aa
Black text reads best on this color (10.81:1).
About this color
#4BD18F is a medium-light, vivid green. In OKLCH its lightness is 77%, its chroma 0.151 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.025 away. Black text reads best on it, at 10.81:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 10.81:1 |
| White text | 1.94:1 |
Values
| HEX | #4BD18F |
| RGB | rgb(75, 209, 143) |
| HSL | hsl(150, 59%, 56%) |
| OKLCH | oklch(77.1% 0.151 158.1) |
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 #4BD18F | 1.94:1 | Fails | Lc -41.2 | Non-text elements, placeholder text |
| Black text on #4BD18F | 10.81:1 | AAA | Lc 67.0 | Content text, not long reading |
| #4BD18F text on white | 1.94:1 | Fails | Lc 36.9 | Non-text elements, placeholder text |
| #4BD18F text on black | 10.81:1 | AAA | Lc -65.5 | Content text, not long reading |
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 300.
-
Step 50
50
#EBFAF0
oklch(97.1% 0.021 156.8)
-
Step 100
100
#D3F3DF
oklch(93.6% 0.043 158)
-
Step 200
200
#AAEBC4
oklch(88.6% 0.085 157.8)
-
Step 300
300 (this color)
#4BD18F
oklch(77.1% 0.151 158.1)
-
Step 400
400
#00BE78
oklch(70.6% 0.164 158.2)
-
Step 500
500
#00A366
oklch(63% 0.147 158.1)
-
Step 600
600
#008955
oklch(55.5% 0.129 158.2)
-
Step 700
700
#007447
oklch(49.2% 0.115 158)
-
Step 800
800
#005F39
oklch(42.8% 0.1 157.9)
-
Step 900
900
#004F2F
oklch(37.7% 0.088 158.2)
-
Step 950
950
#002F1A
oklch(26.9% 0.063 158.2)
#4BD18F 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) | #CFC28B | 0.139 |
| Deuteranopia (no green cones) | #BEB593 | 0.136 |
| Tritanopia (no blue cones) | #00D0C0 | 0.069 |
| Achromatopsia (no color) | #BABABA | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BD18F
#4BD18F
oklch(77.1% 0.151 158.1)
- #F18CD6
#F18CD6
oklch(77% 0.151 337.7)
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 #4BD18F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.025
- Seaweed #18D17B ΔE 0.035
- Greenblue #23C48B ΔE 0.044
- Aqua Green #12E193 ΔE 0.045
- Soft Green #6FC276 ΔE 0.045
- Medium Aquamarine #66CDAA ΔE 0.048
- Dark Mint #48C072 ΔE 0.053
- Algae Green #21C36F ΔE 0.057
Use #4BD18F 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.