#17AF57
Closest named color: Medium Green (#39AD48). oklch(66.2% 0.173 150.8), rgb(23, 175, 87).
Aa
Black text reads best on this color (7.30:1).
About this color
#17AF57 is a medium-light, vivid green. In OKLCH its lightness is 66%, its chroma 0.173 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Green (#39AD48), ΔE 0.017 away. Black text reads best on it, at 7.30:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 7.30:1 |
| White text | 2.87:1 |
Values
| HEX | #17AF57 |
| RGB | rgb(23, 175, 87) |
| HSL | hsl(145, 77%, 39%) |
| OKLCH | oklch(66.2% 0.173 150.8) |
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 #17AF57 | 2.87:1 | Fails | Lc -59.6 | Large or bold text, headings |
| Black text on #17AF57 | 7.30:1 | AAA | Lc 49.7 | Large or bold text, headings |
| #17AF57 text on white | 2.87:1 | Fails | Lc 54.4 | Large or bold text, headings |
| #17AF57 text on black | 7.30:1 | AAA | Lc -47.5 | 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
#DFEFE2
oklch(93.7% 0.024 151.2)
-
Step 200
200
#C4E3CA
oklch(88.6% 0.047 151)
-
Step 300
300
#99D1A5
oklch(81% 0.085 150.8)
-
Step 400
400
#58B873
oklch(70.7% 0.136 150.7)
-
Step 500
500 (this color)
#17AF57
oklch(66.2% 0.173 150.8)
-
Step 600
600
#008B41
oklch(55.7% 0.151 150.7)
-
Step 700
700
#007536
oklch(49.2% 0.133 150.8)
-
Step 800
800
#00602B
oklch(42.8% 0.116 150.8)
-
Step 900
900
#005023
oklch(37.7% 0.102 150.9)
-
Step 950
950
#013013
oklch(27.1% 0.072 151.1)
#17AF57 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) | #B09F50 | 0.144 |
| Deuteranopia (no green cones) | #A0945D | 0.142 |
| Tritanopia (no blue cones) | #00AC9A | 0.094 |
| Achromatopsia (no color) | #989898 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17AF57
#17AF57
oklch(66.2% 0.173 150.8)
- #CC65C3
#CC65C3
oklch(66.1% 0.173 330.7)
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 #17AF57, closest first.
No curated palette has a color within ΔE 0.04 of #17AF57.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.017
- Shamrock #01B44C ΔE 0.022
- Jade Green #2BAF6A ΔE 0.026
- Seaweed Green #35AD6B ΔE 0.031
- Mid Green #50A747 ΔE 0.032
- Cool Green #33B864 ΔE 0.032
- Dark Pastel Green #56AE57 ΔE 0.033
- Medium Sea Green #3CB371 ΔE 0.038
Use #17AF57 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.