#45778D
Closest named color: Metallic Blue (#4F738E). oklch(54.3% 0.064 228.2), rgb(69, 119, 141).
Aa
White text reads best on this color (4.91:1).
About this color
#45778D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 54%, its chroma 0.064 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.016 away. White text reads best on it, at 4.91:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #45778D |
| RGB | rgb(69, 119, 141) |
| HSL | hsl(198, 34%, 41%) |
| OKLCH | oklch(54.3% 0.064 228.2) |
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 #45778D | 4.91:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #45778D | 4.27:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #45778D text on white | 4.91:1 | AA | Lc 73.9 | Content text, not long reading |
| #45778D text on black | 4.27:1 | AA large text | Lc -27.8 | Dividers and decoration only |
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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AEC5CF
oklch(80.9% 0.029 225.8)
-
Step 400
400
#83A7B7
oklch(70.7% 0.046 226.9)
-
Step 500
500
#6391A6
oklch(63.1% 0.059 228.2)
-
Step 600
600 (this color)
#45778D
oklch(54.3% 0.064 228.2)
-
Step 700
700
#3A677B
oklch(49% 0.059 228.5)
-
Step 800
800
#305464
oklch(42.6% 0.049 228.3)
-
Step 900
900
#2B4652
oklch(37.8% 0.039 227.9)
-
Step 950
950
#1A2930
oklch(27.1% 0.024 228.7)
#45778D 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) | #6C758E | 0.048 |
| Deuteranopia (no green cones) | #616D8D | 0.042 |
| Tritanopia (no blue cones) | #1E7D7E | 0.045 |
| Achromatopsia (no color) | #717171 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45778D
#45778D
oklch(54.3% 0.064 228.2)
- #8F644F
#8F644F
oklch(54.3% 0.064 47)
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 #45778D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.016
- Cerulean #457B9D ΔE 0.025
- Dull Blue #49759C ΔE 0.027
- Stormy Blue #507B9C ΔE 0.028
- Ocean #017B92 ΔE 0.036
- Muted Blue #3B719F ΔE 0.039
- Sea Blue #047495 ΔE 0.041
- Grey Blue #647D8E ΔE 0.042
Use #45778D 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.