#4FC2A5
Closest named color: Medium Aquamarine (#66CDAA). oklch(74% 0.113 173.7), rgb(79, 194, 165).
Aa
Black text reads best on this color (9.59:1).
About this color
#4FC2A5 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.113 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.038 away. Black text reads best on it, at 9.59:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 9.59:1 |
| White text | 2.18:1 |
Values
| HEX | #4FC2A5 |
| RGB | rgb(79, 194, 165) |
| HSL | hsl(165, 49%, 54%) |
| OKLCH | oklch(74% 0.113 173.7) |
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 #4FC2A5 | 2.18:1 | Fails | Lc -47.5 | Large or bold text, headings |
| Black text on #4FC2A5 | 9.59:1 | AAA | Lc 61.2 | Content text, not long reading |
| #4FC2A5 text on white | 2.18:1 | Fails | Lc 42.8 | Non-text elements, placeholder text |
| #4FC2A5 text on black | 9.59:1 | AAA | Lc -59.4 | 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
#EFF8F5
oklch(97.2% 0.01 174.3)
-
Step 100
100
#DDEFE9
oklch(93.7% 0.021 173.9)
-
Step 200
200
#C0E2D7
oklch(88.5% 0.039 173.8)
-
Step 300
300
#90D0BD
oklch(80.9% 0.071 174)
-
Step 400
400 (this color)
#4FC2A5
oklch(74% 0.113 173.7)
-
Step 500
500
#00A183
oklch(63.2% 0.121 173.2)
-
Step 600
600
#00876E
oklch(55.6% 0.106 173.6)
-
Step 700
700
#00725C
oklch(49.2% 0.094 173.1)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900
#004E3E
oklch(37.8% 0.073 172.9)
-
Step 950
950
#002E24
oklch(26.9% 0.051 173.7)
#4FC2A5 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) | #BCB6A4 | 0.118 |
| Deuteranopia (no green cones) | #ABAAA7 | 0.112 |
| Tritanopia (no blue cones) | #00C4B9 | 0.033 |
| Achromatopsia (no color) | #AFAFAF | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FC2A5
#4FC2A5
oklch(74% 0.113 173.7)
- #E28CB0
#E28CB0
oklch(73.9% 0.113 353.6)
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 #4FC2A5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.038
- Topaz #13BBAF ΔE 0.039
- Greeny Blue #42B395 ΔE 0.046
- Greenblue #23C48B ΔE 0.047
- Green Blue #01C08D ΔE 0.047
- Pale Teal #82CBB2 ΔE 0.056
- Light Sea Green #20B2AA ΔE 0.058
- Medium Turquoise #48D1CC ΔE 0.059
Use #4FC2A5 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.