#478D9B
Closest named color: Teal Green (#0A9396). oklch(60.4% 0.073 212.3), rgb(71, 141, 155).
Aa
Black text reads best on this color (5.55:1).
About this color
#478D9B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.073 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.036 away. Black text reads best on it, at 5.55:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.55:1 |
| White text | 3.78:1 |
Values
| HEX | #478D9B |
| RGB | rgb(71, 141, 155) |
| HSL | hsl(190, 37%, 44%) |
| OKLCH | oklch(60.4% 0.073 212.3) |
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 #478D9B | 3.78:1 | AA large text | Lc -70.7 | Content text, not long reading |
| Black text on #478D9B | 5.55:1 | AA | Lc 38.9 | Non-text elements, placeholder text |
| #478D9B text on white | 3.78:1 | AA large text | Lc 65.2 | Content text, not long reading |
| #478D9B text on black | 5.55:1 | AA | Lc -36.5 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE1
oklch(88.5% 0.02 212.6)
-
Step 300
300
#A7C7CE
oklch(80.8% 0.036 212.4)
-
Step 400
400
#76ABB6
oklch(70.8% 0.058 212)
-
Step 500
500 (this color)
#478D9B
oklch(60.4% 0.073 212.3)
-
Step 600
600
#2F808F
oklch(55.7% 0.08 212.1)
-
Step 700
700
#216C79
oklch(49.2% 0.074 211.5)
-
Step 800
800
#1E5863
oklch(42.8% 0.061 212.5)
-
Step 900
900
#1F4850
oklch(37.6% 0.048 212.1)
-
Step 950
950
#132A2F
oklch(26.9% 0.03 213.4)
#478D9B 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) | #82899C | 0.068 |
| Deuteranopia (no green cones) | #757F9B | 0.062 |
| Tritanopia (no blue cones) | #009391 | 0.041 |
| Achromatopsia (no color) | #838383 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #478D9B
#478D9B
oklch(60.4% 0.073 212.3)
- #A97165
#A97165
oklch(60.4% 0.074 32.6)
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 #478D9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.036
- Dusty Teal #4C9085 ΔE 0.038
- Teal Blue #01889F ΔE 0.039
- Sea #3C9992 ΔE 0.043
- Dusty Blue #5A86AD ΔE 0.044
- Dark Cyan #008B8B ΔE 0.045
- Blue NCS #118AB2 ΔE 0.047
- Off Blue #5684AE ΔE 0.048
Use #478D9B 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.