#496B90
Closest named color: Metallic Blue (#4F738E). oklch(51.8% 0.071 251.3), rgb(73, 107, 144).
Aa
White text reads best on this color (5.54:1).
About this color
#496B90 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.071 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.027 away. White text reads best on it, at 5.54:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #496B90 |
| RGB | rgb(73, 107, 144) |
| HSL | hsl(211, 33%, 43%) |
| OKLCH | oklch(51.8% 0.071 251.3) |
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 #496B90 | 5.54:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #496B90 | 3.78:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #496B90 text on white | 5.54:1 | AA | Lc 77.6 | Fine for body text |
| #496B90 text on black | 3.78:1 | AA large text | Lc -24.2 | 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 700.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D0DAE6
oklch(88.4% 0.02 252.9)
-
Step 300
300
#B1C3D7
oklch(81% 0.035 251)
-
Step 400
400
#88A4C2
oklch(70.8% 0.054 250.4)
-
Step 500
500
#6A8DB3
oklch(63.2% 0.07 251)
-
Step 600
600
#51769F
oklch(55.5% 0.077 251.8)
-
Step 700
700 (this color)
#496B90
oklch(51.8% 0.071 251.3)
-
Step 800
800
#36516E
oklch(42.6% 0.059 251)
-
Step 900
900
#2F4359
oklch(37.6% 0.046 251.4)
-
Step 950
950
#1C2734
oklch(26.9% 0.029 253)
#496B90 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) | #5C6C92 | 0.025 |
| Deuteranopia (no green cones) | #53658F | 0.020 |
| Tritanopia (no blue cones) | #297378 | 0.060 |
| Achromatopsia (no color) | #686868 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #496B90
#496B90
oklch(51.8% 0.071 251.3)
- #826138
#826138
oklch(51.7% 0.071 71.1)
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 #496B90, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.027
- Muted Blue #3B719F ΔE 0.027
- Denim #3B638C ΔE 0.030
- Dull Blue #49759C ΔE 0.031
- Dusky Blue #475F94 ΔE 0.038
- Flat Blue #3C73A8 ΔE 0.040
- Ocean Blue #03719C ΔE 0.045
- Sea Blue #047495 ΔE 0.046
Use #496B90 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.