#09D9C2
Closest named color: Turquoise (#40E0D0). oklch(79.4% 0.142 181.5), rgb(9, 217, 194).
Aa
Black text reads best on this color (11.71:1).
About this color
#09D9C2 is a light, vivid teal or cyan. In OKLCH its lightness is 79%, its chroma 0.142 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.031 away. Black text reads best on it, at 11.71:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 11.71:1 |
| White text | 1.79:1 |
Values
| HEX | #09D9C2 |
| RGB | rgb(9, 217, 194) |
| HSL | hsl(173, 92%, 44%) |
| OKLCH | oklch(79.4% 0.142 181.5) |
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 #09D9C2 | 1.79:1 | Fails | Lc -36.5 | Non-text elements, placeholder text |
| Black text on #09D9C2 | 11.71:1 | AAA | Lc 71.3 | Content text, not long reading |
| #09D9C2 text on white | 1.79:1 | Fails | Lc 32.5 | Non-text elements, placeholder text |
| #09D9C2 text on black | 11.71:1 | AAA | Lc -70.2 | 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 300.
-
Step 50
50
#E9FAF6
oklch(97.1% 0.019 180.3)
-
Step 100
100
#CDF3EC
oklch(93.5% 0.04 183.1)
-
Step 200
200
#9DEBDC
oklch(88.5% 0.08 181)
-
Step 300
300 (this color)
#09D9C2
oklch(79.4% 0.142 181.5)
-
Step 400
400
#00BAA6
oklch(70.8% 0.127 181.5)
-
Step 500
500
#009F8E
oklch(63% 0.113 181.8)
-
Step 600
600
#008677
oklch(55.6% 0.1 181.4)
-
Step 700
700
#007164
oklch(49.2% 0.089 181.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D44
oklch(37.7% 0.068 181.7)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#09D9C2 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) | #CECBC1 | 0.150 |
| Deuteranopia (no green cones) | #B7BAC4 | 0.143 |
| Tritanopia (no blue cones) | #00DDD2 | 0.022 |
| Achromatopsia (no color) | #C1C1C1 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #09D9C2
#09D9C2
oklch(79.4% 0.142 181.5)
- #FF98B6
#FF98B6
oklch(79.4% 0.127 1.6)
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 #09D9C2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.031
- Medium Turquoise #48D1CC ΔE 0.035
- Dark Turquoise #00CED1 ΔE 0.044
- Medium Aquamarine #66CDAA ΔE 0.046
- Emerald #06D6A0 ΔE 0.046
- Aqua Marine #2EE8BB ΔE 0.048
- Seafoam Blue #78D1B6 ΔE 0.051
- Aqua Blue #02D8E9 ΔE 0.058
Use #09D9C2 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.