#18AA5B
Closest named color: Jade Green (#2BAF6A). oklch(64.9% 0.163 152.5), rgb(24, 170, 91).
Aa
Black text reads best on this color (6.93:1).
About this color
#18AA5B is a medium-light, vivid green. In OKLCH its lightness is 65%, 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 Jade Green (#2BAF6A), ΔE 0.024 away. Black text reads best on it, at 6.93:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Jade Green (#2BAF6A) |
| Black text | 6.93:1 |
| White text | 3.02:1 |
Values
| HEX | #18AA5B |
| RGB | rgb(24, 170, 91) |
| HSL | hsl(148, 75%, 38%) |
| OKLCH | oklch(64.9% 0.163 152.5) |
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 #18AA5B | 3.02:1 | AA large text | Lc -61.8 | Content text, not long reading |
| Black text on #18AA5B | 6.93:1 | AA | Lc 47.6 | Large or bold text, headings |
| #18AA5B text on white | 3.02:1 | AA large text | Lc 56.4 | Large or bold text, headings |
| #18AA5B text on black | 6.93:1 | AA | Lc -45.3 | 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 500.
-
Step 50
50
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DFEFE3
oklch(93.7% 0.023 153.4)
-
Step 200
200
#C4E2CB
oklch(88.5% 0.045 152.4)
-
Step 300
300
#9AD0A8
oklch(80.9% 0.079 152.4)
-
Step 400
400
#5BB779
oklch(70.7% 0.127 152.5)
-
Step 500
500 (this color)
#18AA5B
oklch(64.9% 0.163 152.5)
-
Step 600
600
#008A47
oklch(55.5% 0.144 152.6)
-
Step 700
700
#00743A
oklch(49% 0.128 152.4)
-
Step 800
800
#00602F
oklch(42.8% 0.112 152.4)
-
Step 900
900
#005026
oklch(37.8% 0.099 152.3)
-
Step 950
950
#032F15
oklch(26.9% 0.067 152.3)
#18AA5B 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) | #AA9B55 | 0.139 |
| Deuteranopia (no green cones) | #9B9061 | 0.137 |
| Tritanopia (no blue cones) | #00A797 | 0.086 |
| Achromatopsia (no color) | #949494 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18AA5B
#18AA5B
oklch(64.9% 0.163 152.5)
- #C764BA
#C764BA
oklch(64.9% 0.164 332.4)
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 #18AA5B, closest first.
No curated palette has a color within ΔE 0.04 of #18AA5B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade Green #2BAF6A ΔE 0.024
- Seaweed Green #35AD6B ΔE 0.026
- Medium Green #39AD48 ΔE 0.027
- Mid Green #50A747 ΔE 0.030
- Jade #1FA774 ΔE 0.037
- Dark Pastel Green #56AE57 ΔE 0.038
- Shamrock #01B44C ΔE 0.038
- Algae #54AC68 ΔE 0.040
Use #18AA5B 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.