#439D83
Closest named color: Persian Green (#2A9D8F). oklch(63.4% 0.095 171.4), rgb(67, 157, 131).
Aa
Black text reads best on this color (6.38:1).
About this color
#439D83 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.095 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Persian Green (#2A9D8F), ΔE 0.021 away. Black text reads best on it, at 6.38:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Persian Green (#2A9D8F) |
| Black text | 6.38:1 |
| White text | 3.28:1 |
Values
| HEX | #439D83 |
| RGB | rgb(67, 157, 131) |
| HSL | hsl(163, 40%, 44%) |
| OKLCH | oklch(63.4% 0.095 171.4) |
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 #439D83 | 3.28:1 | AA large text | Lc -65.4 | Content text, not long reading |
| Black text on #439D83 | 6.38:1 | AA | Lc 44.1 | Non-text elements, placeholder text |
| #439D83 text on white | 3.28:1 | AA large text | Lc 60.0 | Large or bold text, headings |
| #439D83 text on black | 6.38:1 | AA | Lc -41.7 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E1EDE9
oklch(93.6% 0.014 174.2)
-
Step 200
200
#C9DFD7
oklch(88.5% 0.026 171.9)
-
Step 300
300
#A3CBBD
oklch(80.9% 0.047 171.8)
-
Step 400
400
#6FB09B
oklch(70.7% 0.074 171.6)
-
Step 500
500 (this color)
#439D83
oklch(63.4% 0.095 171.4)
-
Step 600
600
#15866C
oklch(55.5% 0.103 172)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#0B5D49
oklch(42.8% 0.08 170.8)
-
Step 900
900
#164C3D
oklch(37.7% 0.062 171.1)
-
Step 950
950
#0F2D24
oklch(27.1% 0.04 170.9)
#439D83 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) | #999482 | 0.098 |
| Deuteranopia (no green cones) | #8B8A85 | 0.093 |
| Tritanopia (no blue cones) | #0D9E95 | 0.031 |
| Achromatopsia (no color) | #8E8E8E | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #439D83
#439D83
oklch(63.4% 0.095 171.4)
- #B67291
#B67291
oklch(63.4% 0.094 351.3)
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 #439D83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Persian Green #2A9D8F ΔE 0.021
- Ocean Green #3D9973 ΔE 0.024
- Grey Teal #5E9B8A ΔE 0.028
- Sea #3C9992 ΔE 0.029
- Blue Green #0F9B8E ΔE 0.029
- Dull Teal #5F9E8F ΔE 0.033
- Dusty Teal #4C9085 ΔE 0.040
- Jade #1FA774 ΔE 0.046
Use #439D83 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.