#17CD9C
Closest named color: Emerald (#06D6A0). oklch(75.5% 0.15 167.5), rgb(23, 205, 156).
Aa
Black text reads best on this color (10.24:1).
About this color
#17CD9C is a medium-light, vivid green. In OKLCH its lightness is 75%, its chroma 0.150 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.025 away. Black text reads best on it, at 10.24:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 10.24:1 |
| White text | 2.04:1 |
Values
| HEX | #17CD9C |
| RGB | rgb(23, 205, 156) |
| HSL | hsl(164, 80%, 45%) |
| OKLCH | oklch(75.5% 0.15 167.5) |
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 #17CD9C | 2.04:1 | Fails | Lc -43.8 | Non-text elements, placeholder text |
| Black text on #17CD9C | 10.24:1 | AAA | Lc 64.6 | Content text, not long reading |
| #17CD9C text on white | 2.04:1 | Fails | Lc 39.3 | Non-text elements, placeholder text |
| #17CD9C text on black | 10.24:1 | AAA | Lc -63.0 | 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
#DAF0E6
oklch(93.6% 0.027 166.8)
-
Step 200
200
#B9E5D2
oklch(88.6% 0.053 167)
-
Step 300
300
#81D4B4
oklch(80.8% 0.094 167.4)
-
Step 400
400 (this color)
#17CD9C
oklch(75.5% 0.15 167.5)
-
Step 500
500
#00A27A
oklch(63.2% 0.129 167.5)
-
Step 600
600
#008866
oklch(55.6% 0.113 167.6)
-
Step 700
700
#007255
oklch(49% 0.1 167.6)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#004E39
oklch(37.6% 0.077 167.4)
-
Step 950
950
#002F21
oklch(27.1% 0.055 167.3)
#17CD9C 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) | #C8BE99 | 0.151 |
| Deuteranopia (no green cones) | #B3AF9F | 0.145 |
| Tritanopia (no blue cones) | #00CEBF | 0.049 |
| Achromatopsia (no color) | #B5B5B5 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17CD9C
#17CD9C
oklch(75.5% 0.15 167.5)
- #F385C1
#F385C1
oklch(75.4% 0.15 347.4)
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 #17CD9C, closest first.
No curated palette has a color within ΔE 0.04 of #17CD9C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.025
- Greenblue #23C48B ΔE 0.029
- Green Blue #01C08D ΔE 0.039
- Medium Aquamarine #66CDAA ΔE 0.046
- Seaweed #18D17B ΔE 0.048
- Dark Mint #48C072 ΔE 0.054
- Dark Mint Green #20C073 ΔE 0.056
- Soft Green #6FC276 ΔE 0.057
Use #17CD9C 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.