#3FABA9
Closest named color: Light Sea Green (#20B2AA). oklch(68% 0.097 193.4), rgb(63, 171, 169).
Aa
Black text reads best on this color (7.60:1).
About this color
#3FABA9 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.097 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.022 away. Black text reads best on it, at 7.60:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.60:1 |
| White text | 2.75:1 |
Values
| HEX | #3FABA9 |
| RGB | rgb(63, 171, 169) |
| HSL | hsl(179, 46%, 46%) |
| OKLCH | oklch(68% 0.097 193.4) |
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 #3FABA9 | 2.75:1 | Fails | Lc -58.2 | Large or bold text, headings |
| Black text on #3FABA9 | 7.60:1 | AAA | Lc 51.0 | Large or bold text, headings |
| #3FABA9 text on white | 2.75:1 | Fails | Lc 53.0 | Large or bold text, headings |
| #3FABA9 text on black | 7.60:1 | AAA | Lc -48.9 | Large or bold text, headings |
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
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DDEEED
oklch(93.6% 0.018 192.6)
-
Step 200
200
#C1E1DF
oklch(88.6% 0.034 191.9)
-
Step 300
300
#92CDCB
oklch(80.8% 0.061 193.4)
-
Step 400
400 (this color)
#3FABA9
oklch(68% 0.097 193.4)
-
Step 500
500
#009D9C
oklch(63% 0.108 194)
-
Step 600
600
#008483
oklch(55.5% 0.095 193.8)
-
Step 700
700
#006F6E
oklch(49% 0.084 193.7)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#002D2D
oklch(26.9% 0.046 194.8)
#3FABA9 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) | #A1A3A9 | 0.102 |
| Deuteranopia (no green cones) | #9096AA | 0.096 |
| Tritanopia (no blue cones) | #00B0AA | 0.022 |
| Achromatopsia (no color) | #9C9C9C | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FABA9
#3FABA9
oklch(68% 0.097 193.4)
- #CD7F87
#CD7F87
oklch(68.1% 0.097 13.3)
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 #3FABA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.022
- Turquoise Blue #06B1C4 ΔE 0.039
- Cadet Blue #5F9EA0 ΔE 0.039
- Greeny Blue #42B395 ΔE 0.043
- Topaz #13BBAF ΔE 0.045
- Dull Teal #5F9E8F ΔE 0.046
- Persian Green #2A9D8F ΔE 0.053
- Grey Teal #5E9B8A ΔE 0.054
Use #3FABA9 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.