#478E7B
Closest named color: Dusty Teal (#4C9085). oklch(59.5% 0.078 173.9), rgb(71, 142, 123).
Aa
Black text reads best on this color (5.42:1).
About this color
#478E7B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 59%, its chroma 0.078 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.016 away. Black text reads best on it, at 5.42:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.42:1 |
| White text | 3.87:1 |
Values
| HEX | #478E7B |
| RGB | rgb(71, 142, 123) |
| HSL | hsl(164, 33%, 42%) |
| OKLCH | oklch(59.5% 0.078 173.9) |
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 #478E7B | 3.87:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #478E7B | 5.42:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #478E7B text on white | 3.87:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #478E7B text on black | 5.42:1 | AA | Lc -35.6 | 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
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CCDED8
oklch(88.5% 0.021 173.9)
-
Step 300
300
#A8C9BF
oklch(80.9% 0.038 175)
-
Step 400
400
#78AD9E
oklch(70.6% 0.06 174.9)
-
Step 500
500 (this color)
#478E7B
oklch(59.5% 0.078 173.9)
-
Step 600
600
#33836F
oklch(55.5% 0.084 173.8)
-
Step 700
700
#246F5D
oklch(49.1% 0.079 173.9)
-
Step 800
800
#205B4C
oklch(42.8% 0.066 173.4)
-
Step 900
900
#214A3F
oklch(37.6% 0.05 173.7)
-
Step 950
950
#142C25
oklch(27.1% 0.033 172.8)
#478E7B 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) | #8A867A | 0.082 |
| Deuteranopia (no green cones) | #7F7E7C | 0.078 |
| Tritanopia (no blue cones) | #2A8F88 | 0.025 |
| Achromatopsia (no color) | #818181 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #478E7B
#478E7B
oklch(59.5% 0.078 173.9)
- #A46B82
#A46B82
oklch(59.5% 0.079 353.9)
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 #478E7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.016
- Slate Green #658D6D ΔE 0.033
- Sea #3C9992 ΔE 0.039
- Ocean Green #3D9973 ΔE 0.039
- Dark Cyan #008B8B ΔE 0.042
- Blue Green #0F9B8E ΔE 0.043
- Teal Green #0A9396 ΔE 0.043
- Persian Green #2A9D8F ΔE 0.045
Use #478E7B 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.