#4DC2A3
Closest named color: Medium Aquamarine (#66CDAA). oklch(73.9% 0.115 172.6), rgb(77, 194, 163).
Aa
Black text reads best on this color (9.56:1).
About this color
#4DC2A3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.115 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.039 away. Black text reads best on it, at 9.56:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 9.56:1 |
| White text | 2.19:1 |
Values
| HEX | #4DC2A3 |
| RGB | rgb(77, 194, 163) |
| HSL | hsl(164, 49%, 53%) |
| OKLCH | oklch(73.9% 0.115 172.6) |
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 #4DC2A3 | 2.19:1 | Fails | Lc -47.7 | Large or bold text, headings |
| Black text on #4DC2A3 | 9.56:1 | AAA | Lc 61.0 | Content text, not long reading |
| #4DC2A3 text on white | 2.19:1 | Fails | Lc 42.9 | Non-text elements, placeholder text |
| #4DC2A3 text on black | 9.56:1 | AAA | Lc -59.2 | 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
#DDEFE8
oklch(93.7% 0.021 170.6)
-
Step 200
200
#BFE2D6
oklch(88.4% 0.04 172.6)
-
Step 300
300
#90D0BC
oklch(80.9% 0.071 173)
-
Step 400
400 (this color)
#4DC2A3
oklch(73.9% 0.115 172.6)
-
Step 500
500
#00A182
oklch(63.2% 0.122 172.6)
-
Step 600
600
#00876D
oklch(55.6% 0.107 172.9)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#004E3E
oklch(37.8% 0.073 172.9)
-
Step 950
950
#002E24
oklch(26.9% 0.051 173.7)
#4DC2A3 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) | #BCB6A2 | 0.119 |
| Deuteranopia (no green cones) | #ABAAA5 | 0.113 |
| Tritanopia (no blue cones) | #00C4B9 | 0.035 |
| Achromatopsia (no color) | #AFAFAF | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DC2A3
#4DC2A3
oklch(73.9% 0.115 172.6)
- #E28BB1
#E28BB1
oklch(73.8% 0.115 352.6)
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 #4DC2A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.039
- Topaz #13BBAF ΔE 0.039
- Greenblue #23C48B ΔE 0.044
- Green Blue #01C08D ΔE 0.044
- Greeny Blue #42B395 ΔE 0.045
- Light Sea Green #20B2AA ΔE 0.058
- Pale Teal #82CBB2 ΔE 0.058
- Dark Sea Green #8FBC8F ΔE 0.059
Use #4DC2A3 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.