#43ACA5
Closest named color: Light Sea Green (#20B2AA). oklch(68.2% 0.096 189), rgb(67, 172, 165).
Aa
Black text reads best on this color (7.68:1).
About this color
#43ACA5 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.096 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.020 away. Black text reads best on it, at 7.68:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.68:1 |
| White text | 2.73:1 |
Values
| HEX | #43ACA5 |
| RGB | rgb(67, 172, 165) |
| HSL | hsl(176, 44%, 47%) |
| OKLCH | oklch(68.2% 0.096 189) |
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 #43ACA5 | 2.73:1 | Fails | Lc -57.8 | Large or bold text, headings |
| Black text on #43ACA5 | 7.68:1 | AAA | Lc 51.4 | Large or bold text, headings |
| #43ACA5 text on white | 2.73:1 | Fails | Lc 52.6 | Large or bold text, headings |
| #43ACA5 text on black | 7.68:1 | AAA | Lc -49.2 | 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
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DEEEEC
oklch(93.7% 0.017 187.9)
-
Step 200
200
#C1E1DD
oklch(88.5% 0.034 187.4)
-
Step 300
300
#94CEC8
oklch(81% 0.06 188)
-
Step 400
400 (this color)
#43ACA5
oklch(68.2% 0.096 189)
-
Step 500
500
#009E97
oklch(63.1% 0.109 189.2)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#43ACA5 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) | #A3A3A5 | 0.102 |
| Deuteranopia (no green cones) | #9397A6 | 0.097 |
| Tritanopia (no blue cones) | #00B0AA | 0.022 |
| Achromatopsia (no color) | #9C9C9C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43ACA5
#43ACA5
oklch(68.2% 0.096 189)
- #CC7F8C
#CC7F8C
oklch(68.1% 0.096 9)
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 #43ACA5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.020
- Greeny Blue #42B395 ΔE 0.036
- Topaz #13BBAF ΔE 0.042
- Cadet Blue #5F9EA0 ΔE 0.042
- Dull Teal #5F9E8F ΔE 0.044
- Turquoise Blue #06B1C4 ΔE 0.045
- Grey Teal #5E9B8A ΔE 0.052
- Persian Green #2A9D8F ΔE 0.053
Use #43ACA5 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.