#2C9DAA
Closest named color: Sea (#3C9992). oklch(64.1% 0.098 206.4), rgb(44, 157, 170).
Aa
Black text reads best on this color (6.51:1).
About this color
#2C9DAA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.098 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.034 away. Black text reads best on it, at 6.51:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.51:1 |
| White text | 3.22:1 |
Values
| HEX | #2C9DAA |
| RGB | rgb(44, 157, 170) |
| HSL | hsl(186, 59%, 42%) |
| OKLCH | oklch(64.1% 0.098 206.4) |
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 #2C9DAA | 3.22:1 | AA large text | Lc -64.6 | Content text, not long reading |
| Black text on #2C9DAA | 6.51:1 | AA | Lc 44.9 | Non-text elements, placeholder text |
| #2C9DAA text on white | 3.22:1 | AA large text | Lc 59.1 | Large or bold text, headings |
| #2C9DAA text on black | 6.51:1 | AA | Lc -42.6 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E0EDEE
oklch(93.7% 0.014 202.5)
-
Step 200
200
#C6DFE2
oklch(88.6% 0.027 205.4)
-
Step 300
300
#9DCAD0
oklch(80.9% 0.048 206.4)
-
Step 400
400
#62AFB8
oklch(70.8% 0.077 205.3)
-
Step 500
500 (this color)
#2C9DAA
oklch(64.1% 0.098 206.4)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#014B52
oklch(37.7% 0.064 205.6)
-
Step 950
950
#072C30
oklch(27% 0.041 205.5)
#2C9DAA 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) | #8F97AB | 0.095 |
| Deuteranopia (no green cones) | #7E8AAA | 0.088 |
| Tritanopia (no blue cones) | #00A4A1 | 0.030 |
| Achromatopsia (no color) | #8F8F8F | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C9DAA
#2C9DAA
oklch(64.1% 0.098 206.4)
- #C1746C
#C1746C
oklch(64% 0.099 26.5)
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 #2C9DAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.034
- Cadet Blue #5F9EA0 ΔE 0.039
- Teal Green #0A9396 ΔE 0.041
- Persian Green #2A9D8F ΔE 0.042
- Blue Green #0F9B8E ΔE 0.045
- Dull Teal #5F9E8F ΔE 0.052
- Grey Teal #5E9B8A ΔE 0.054
- Dusty Teal #4C9085 ΔE 0.057
Use #2C9DAA 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.