#438A7B
Closest named color: Dusty Teal (#4C9085). oklch(58.3% 0.076 177.9), rgb(67, 138, 123).
Aa
Black text reads best on this color (5.16:1).
About this color
#438A7B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.076 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.023 away. Black text reads best on it, at 5.16:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.16:1 |
| White text | 4.06:1 |
Values
| HEX | #438A7B |
| RGB | rgb(67, 138, 123) |
| HSL | hsl(167, 35%, 40%) |
| OKLCH | oklch(58.3% 0.076 177.9) |
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 #438A7B | 4.06:1 | AA large text | Lc -73.2 | Content text, not long reading |
| Black text on #438A7B | 5.16:1 | AA | Lc 36.4 | Non-text elements, placeholder text |
| #438A7B text on white | 4.06:1 | AA large text | Lc 67.7 | Content text, not long reading |
| #438A7B text on black | 5.16:1 | AA | Lc -33.9 | 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 600.
-
Step 50
50
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CDDDD9
oklch(88.4% 0.018 179.3)
-
Step 300
300
#AAC8C0
oklch(80.8% 0.034 177.5)
-
Step 400
400
#7CACA0
oklch(70.7% 0.054 177.4)
-
Step 500
500
#589889
oklch(63.2% 0.07 177.1)
-
Step 600
600 (this color)
#438A7B
oklch(58.3% 0.076 177.9)
-
Step 700
700
#2C6E61
oklch(49.2% 0.07 178.2)
-
Step 800
800
#26594F
oklch(42.6% 0.058 178.7)
-
Step 900
900
#244A41
oklch(37.8% 0.047 176.4)
-
Step 950
950
#162B26
oklch(27% 0.029 177.1)
#438A7B 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) | #85837A | 0.079 |
| Deuteranopia (no green cones) | #7A7A7C | 0.077 |
| Tritanopia (no blue cones) | #218C85 | 0.023 |
| Achromatopsia (no color) | #7E7E7E | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #438A7B
#438A7B
oklch(58.3% 0.076 177.9)
- #A0687B
#A0687B
oklch(58.3% 0.076 357.8)
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 #438A7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.023
- Dark Cyan #008B8B ΔE 0.035
- Slate Green #658D6D ΔE 0.041
- Teal Green #0A9396 ΔE 0.044
- Sea #3C9992 ΔE 0.047
- Viridian #1E9167 ΔE 0.049
- Teal #008080 ΔE 0.050
- Blue Green #0F9B8E ΔE 0.050
Use #438A7B 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.