#17CD9F
Closest named color: Emerald (#06D6A0). oklch(75.5% 0.148 168.8), rgb(23, 205, 159).
Aa
Black text reads best on this color (10.26:1).
About this color
#17CD9F is a medium-light, vivid green. In OKLCH its lightness is 76%, its chroma 0.148 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.026 away. Black text reads best on it, at 10.26:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 10.26:1 |
| White text | 2.04:1 |
Values
| HEX | #17CD9F |
| RGB | rgb(23, 205, 159) |
| HSL | hsl(165, 80%, 45%) |
| OKLCH | oklch(75.5% 0.148 168.8) |
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 #17CD9F | 2.04:1 | Fails | Lc -43.7 | Non-text elements, placeholder text |
| Black text on #17CD9F | 10.26:1 | AAA | Lc 64.7 | Content text, not long reading |
| #17CD9F text on white | 2.04:1 | Fails | Lc 39.2 | Non-text elements, placeholder text |
| #17CD9F text on black | 10.26:1 | AAA | Lc -63.1 | 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 400.
-
Step 50
50
#EEF8F4
oklch(97.1% 0.012 170.3)
-
Step 100
100
#DAF0E7
oklch(93.6% 0.026 169.3)
-
Step 200
200
#B9E5D3
oklch(88.6% 0.052 168.3)
-
Step 300
300
#81D4B6
oklch(80.8% 0.093 168.9)
-
Step 400
400 (this color)
#17CD9F
oklch(75.5% 0.148 168.8)
-
Step 500
500
#00A17C
oklch(63% 0.126 169.1)
-
Step 600
600
#008868
oklch(55.7% 0.112 168.9)
-
Step 700
700
#007257
oklch(49.1% 0.098 169.1)
-
Step 800
800
#005E47
oklch(42.8% 0.086 168.9)
-
Step 900
900
#004E3A
oklch(37.7% 0.076 168.5)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#17CD9F 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) | #C7BE9D | 0.150 |
| Deuteranopia (no green cones) | #B3AFA2 | 0.145 |
| Tritanopia (no blue cones) | #00CEC0 | 0.046 |
| Achromatopsia (no color) | #B5B5B5 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17CD9F
#17CD9F
oklch(75.5% 0.148 168.8)
- #F386BF
#F386BF
oklch(75.5% 0.148 348.6)
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 #17CD9F, closest first.
No curated palette has a color within ΔE 0.04 of #17CD9F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.026
- Greenblue #23C48B ΔE 0.031
- Green Blue #01C08D ΔE 0.040
- Medium Aquamarine #66CDAA ΔE 0.044
- Seaweed #18D17B ΔE 0.052
- Dark Mint #48C072 ΔE 0.057
- Soft Green #6FC276 ΔE 0.059
- Dark Mint Green #20C073 ΔE 0.059
Use #17CD9F 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.