#478BA7
Closest named color: Dusty Blue (#5A86AD). oklch(60.4% 0.081 227.3), rgb(71, 139, 167).
Aa
Black text reads best on this color (5.51:1).
About this color
#478BA7 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.081 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.026 away. Black text reads best on it, at 5.51:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.51:1 |
| White text | 3.80:1 |
Values
| HEX | #478BA7 |
| RGB | rgb(71, 139, 167) |
| HSL | hsl(198, 40%, 47%) |
| OKLCH | oklch(60.4% 0.081 227.3) |
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 #478BA7 | 3.80:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #478BA7 | 5.51:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #478BA7 text on white | 3.80:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #478BA7 text on black | 5.51:1 | AA | Lc -36.3 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CBDCE5
oklch(88.4% 0.022 230.6)
-
Step 300
300
#A7C6D5
oklch(80.9% 0.04 228.7)
-
Step 400
400
#76A9C0
oklch(70.7% 0.064 227.8)
-
Step 500
500 (this color)
#478BA7
oklch(60.4% 0.081 227.3)
-
Step 600
600
#2F7D9B
oklch(55.5% 0.088 227.2)
-
Step 700
700
#216A85
oklch(49.2% 0.082 227)
-
Step 800
800
#1E566C
oklch(42.7% 0.068 227.8)
-
Step 900
900
#1F4757
oklch(37.6% 0.052 226.9)
-
Step 950
950
#132A33
oklch(27.1% 0.033 225.6)
#478BA7 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) | #7C89A8 | 0.060 |
| Deuteranopia (no green cones) | #6E7EA7 | 0.053 |
| Tritanopia (no blue cones) | #009394 | 0.054 |
| Achromatopsia (no color) | #838383 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #478BA7
#478BA7
oklch(60.4% 0.081 227.3)
- #A97257
#A97257
oklch(60.3% 0.08 46.9)
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 #478BA7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.026
- Off Blue #5684AE ΔE 0.029
- Blue NCS #118AB2 ΔE 0.033
- Steel Blue #4682B4 ΔE 0.038
- Cool Blue #4984B8 ΔE 0.038
- Teal Blue #01889F ΔE 0.039
- Stormy Blue #507B9C ΔE 0.045
- Faded Blue #658CBB ΔE 0.046
Use #478BA7 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.