#378D7D
Closest named color: Dusty Teal (#4C9085). oklch(58.7% 0.086 178.8), rgb(55, 141, 125).
Aa
Black text reads best on this color (5.26:1).
About this color
#378D7D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 59%, its chroma 0.086 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.024 away. Black text reads best on it, at 5.26:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.26:1 |
| White text | 3.98:1 |
Values
| HEX | #378D7D |
| RGB | rgb(55, 141, 125) |
| HSL | hsl(169, 44%, 38%) |
| OKLCH | oklch(58.7% 0.086 178.8) |
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 #378D7D | 3.98:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #378D7D | 5.26:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #378D7D text on white | 3.98:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #378D7D text on black | 5.26:1 | AA | Lc -34.7 | 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 600.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CBDED9
oklch(88.5% 0.021 178.3)
-
Step 300
300
#A7C9C1
oklch(80.9% 0.038 179.4)
-
Step 400
400
#75AEA1
oklch(70.8% 0.063 178.5)
-
Step 500
500
#4E998A
oklch(63% 0.079 179)
-
Step 600
600 (this color)
#378D7D
oklch(58.7% 0.086 178.8)
-
Step 700
700
#1D6F61
oklch(49% 0.08 178.8)
-
Step 800
800
#1B5B4F
oklch(42.7% 0.067 178)
-
Step 900
900
#1E4B42
oklch(37.8% 0.052 178.3)
-
Step 950
950
#132C27
oklch(27.1% 0.033 179.2)
#378D7D 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) | #87857C | 0.090 |
| Deuteranopia (no green cones) | #7B7B7E | 0.088 |
| Tritanopia (no blue cones) | #008F88 | 0.022 |
| Achromatopsia (no color) | #7F7F7F | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #378D7D
#378D7D
oklch(58.7% 0.086 178.8)
- #A6667B
#A6667B
oklch(58.6% 0.086 358.9)
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 #378D7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.024
- Dark Cyan #008B8B ΔE 0.030
- Teal Green #0A9396 ΔE 0.037
- Blue Green #0F9B8E ΔE 0.041
- Sea #3C9992 ΔE 0.042
- Viridian #1E9167 ΔE 0.042
- Ocean Green #3D9973 ΔE 0.044
- Slate Green #658D6D ΔE 0.046
Use #378D7D 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.