#438D88
Closest named color: Dusty Teal (#4C9085). oklch(59.5% 0.074 189.5), rgb(67, 141, 136).
Aa
Black text reads best on this color (5.40:1).
About this color
#438D88 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 59%, its chroma 0.074 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.014 away. Black text reads best on it, at 5.40:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.40:1 |
| White text | 3.88:1 |
Values
| HEX | #438D88 |
| RGB | rgb(67, 141, 136) |
| HSL | hsl(176, 36%, 41%) |
| OKLCH | oklch(59.5% 0.074 189.5) |
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 #438D88 | 3.88:1 | AA large text | Lc -71.6 | Content text, not long reading |
| Black text on #438D88 | 5.40:1 | AA | Lc 38.0 | Non-text elements, placeholder text |
| #438D88 text on white | 3.88:1 | AA large text | Lc 66.1 | Content text, not long reading |
| #438D88 text on black | 5.40:1 | AA | Lc -35.5 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CBDEDC
oklch(88.6% 0.02 189.2)
-
Step 300
300
#A7C9C5
oklch(81% 0.037 187.7)
-
Step 400
400
#76ADA8
oklch(70.8% 0.058 188.8)
-
Step 500
500 (this color)
#438D88
oklch(59.5% 0.074 189.5)
-
Step 600
600
#2D827D
oklch(55.5% 0.08 189.6)
-
Step 700
700
#1E6E6A
oklch(49.1% 0.075 190.1)
-
Step 800
800
#1C5A56
oklch(42.7% 0.062 189)
-
Step 900
900
#1E4A47
oklch(37.7% 0.049 189.3)
-
Step 950
950
#132B2A
oklch(26.9% 0.03 192)
#438D88 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) | #868688 | 0.079 |
| Deuteranopia (no green cones) | #7A7D89 | 0.075 |
| Tritanopia (no blue cones) | #12908B | 0.025 |
| Achromatopsia (no color) | #818181 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #438D88
#438D88
oklch(59.5% 0.074 189.5)
- #A66C75
#A66C75
oklch(59.5% 0.075 9.4)
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 #438D88, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.014
- Teal Green #0A9396 ΔE 0.030
- Dark Cyan #008B8B ΔE 0.031
- Sea #3C9992 ΔE 0.034
- Blue Green #0F9B8E ΔE 0.043
- Persian Green #2A9D8F ΔE 0.046
- Slate Green #658D6D ΔE 0.049
- Teal Blue #01889F ΔE 0.051
Use #438D88 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.