#17A451
Closest named color: Mid Green (#50A747). oklch(63.1% 0.165 150.7), rgb(23, 164, 81).
Aa
Black text reads best on this color (6.46:1).
About this color
#17A451 is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.165 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.034 away. Black text reads best on it, at 6.46:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.46:1 |
| White text | 3.24:1 |
Values
| HEX | #17A451 |
| RGB | rgb(23, 164, 81) |
| HSL | hsl(145, 75%, 37%) |
| OKLCH | oklch(63.1% 0.165 150.7) |
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 #17A451 | 3.24:1 | AA large text | Lc -64.6 | Content text, not long reading |
| Black text on #17A451 | 6.46:1 | AA | Lc 44.9 | Non-text elements, placeholder text |
| #17A451 text on white | 3.24:1 | AA large text | Lc 59.2 | Large or bold text, headings |
| #17A451 text on black | 6.46:1 | AA | Lc -42.5 | Non-text elements, placeholder text |
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
#F1F8F2
oklch(97.2% 0.011 149.9)
-
Step 100
100
#DFEFE2
oklch(93.7% 0.024 151.2)
-
Step 200
200
#C5E2CA
oklch(88.5% 0.045 150.3)
-
Step 300
300
#9BD0A6
oklch(80.9% 0.081 150.6)
-
Step 400
400
#5EB776
oklch(70.7% 0.128 150.7)
-
Step 500
500 (this color)
#17A451
oklch(63.1% 0.165 150.7)
-
Step 600
600
#008B41
oklch(55.7% 0.151 150.7)
-
Step 700
700
#007535
oklch(49.2% 0.134 150.5)
-
Step 800
800
#00602B
oklch(42.8% 0.116 150.8)
-
Step 900
900
#005022
oklch(37.7% 0.103 150.5)
-
Step 950
950
#042F14
oklch(26.9% 0.067 151.1)
#17A451 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) | #A5954A | 0.137 |
| Deuteranopia (no green cones) | #968A57 | 0.136 |
| Tritanopia (no blue cones) | #00A191 | 0.091 |
| Achromatopsia (no color) | #8F8F8F | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17A451
#17A451
oklch(63.1% 0.165 150.7)
- #BF5FB7
#BF5FB7
oklch(63.1% 0.164 330.5)
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 #17A451, closest first.
No curated palette has a color within ΔE 0.04 of #17A451.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.034
- Medium Green #39AD48 ΔE 0.035
- Jade Green #2BAF6A ΔE 0.041
- Seaweed Green #35AD6B ΔE 0.042
- Kelly Green #02AB2E ΔE 0.044
- Jade #1FA774 ΔE 0.044
- Muted Green #5FA052 ΔE 0.046
- Grass Green #3F9B0B ΔE 0.048
Use #17A451 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.