#43AA8F
Closest named color: Greeny Blue (#42B395). oklch(67% 0.104 172.8), rgb(67, 170, 143).
Aa
Black text reads best on this color (7.38:1).
About this color
#43AA8F is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.104 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.025 away. Black text reads best on it, at 7.38:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 7.38:1 |
| White text | 2.84:1 |
Values
| HEX | #43AA8F |
| RGB | rgb(67, 170, 143) |
| HSL | hsl(164, 43%, 46%) |
| OKLCH | oklch(67% 0.104 172.8) |
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 #43AA8F | 2.84:1 | Fails | Lc -59.5 | Large or bold text, headings |
| Black text on #43AA8F | 7.38:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #43AA8F text on white | 2.84:1 | Fails | Lc 54.2 | Large or bold text, headings |
| #43AA8F text on black | 7.38:1 | AAA | Lc -47.6 | 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
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100
#DEEEE8
oklch(93.6% 0.019 171.5)
-
Step 200
200
#C2E1D7
oklch(88.4% 0.035 174)
-
Step 300
300
#95CFBC
oklch(80.9% 0.066 172.3)
-
Step 400
400 (this color)
#43AA8F
oklch(67% 0.104 172.8)
-
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)
#43AA8F 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) | #A5A08E | 0.108 |
| Deuteranopia (no green cones) | #969591 | 0.103 |
| Tritanopia (no blue cones) | #00ACA2 | 0.031 |
| Achromatopsia (no color) | #999999 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43AA8F
#43AA8F
oklch(67% 0.104 172.8)
- #C77A9B
#C77A9B
oklch(67.1% 0.104 353)
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 #43AA8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.025
- Tea #65AB7C ΔE 0.036
- Light Sea Green #20B2AA ΔE 0.038
- Dull Teal #5F9E8F ΔE 0.040
- Dark Seafoam Green #3EAF76 ΔE 0.043
- Persian Green #2A9D8F ΔE 0.044
- Grey Teal #5E9B8A ΔE 0.045
- Jade #1FA774 ΔE 0.045
Use #43AA8F 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.