#1FAC5E
Closest named color: Jade Green (#2BAF6A). oklch(65.6% 0.161 152.6), rgb(31, 172, 94).
Aa
Black text reads best on this color (7.12:1).
About this color
#1FAC5E is a medium-light, vivid green. In OKLCH its lightness is 66%, its chroma 0.161 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade Green (#2BAF6A), ΔE 0.017 away. Black text reads best on it, at 7.12:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Jade Green (#2BAF6A) |
| Black text | 7.12:1 |
| White text | 2.94:1 |
Values
| HEX | #1FAC5E |
| RGB | rgb(31, 172, 94) |
| HSL | hsl(147, 69%, 40%) |
| OKLCH | oklch(65.6% 0.161 152.6) |
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 #1FAC5E | 2.94:1 | Fails | Lc -60.8 | Content text, not long reading |
| Black text on #1FAC5E | 7.12:1 | AAA | Lc 48.6 | Large or bold text, headings |
| #1FAC5E text on white | 2.94:1 | Fails | Lc 55.5 | Large or bold text, headings |
| #1FAC5E text on black | 7.12:1 | AAA | Lc -46.3 | 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
#5BB77A
oklch(70.7% 0.126 152.9)
-
Step 500
500 (this color)
#1FAC5E
oklch(65.6% 0.161 152.6)
-
Step 600
600
#008A47
oklch(55.5% 0.144 152.6)
-
Step 700
700
#00743B
oklch(49% 0.127 152.7)
-
Step 800
800
#005F2F
oklch(42.5% 0.11 152.7)
-
Step 900
900
#005026
oklch(37.8% 0.099 152.3)
-
Step 950
950
#032F16
oklch(26.9% 0.066 153.2)
#1FAC5E 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) | #AC9D58 | 0.138 |
| Deuteranopia (no green cones) | #9C9263 | 0.135 |
| Tritanopia (no blue cones) | #00AA99 | 0.084 |
| Achromatopsia (no color) | #969696 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1FAC5E
#1FAC5E
oklch(65.6% 0.161 152.6)
- #C967BB
#C967BB
oklch(65.6% 0.161 332.8)
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 #1FAC5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade Green #2BAF6A ΔE 0.017
- Seaweed Green #35AD6B ΔE 0.021
- Medium Green #39AD48 ΔE 0.025
- Mid Green #50A747 ΔE 0.030
- Dark Pastel Green #56AE57 ΔE 0.033
- Medium Sea Green #3CB371 ΔE 0.034
- Green Teal #0CB577 ΔE 0.034
- Algae #54AC68 ΔE 0.035
Use #1FAC5E 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.