#495591
Closest named color: Twilight (#4E518B). oklch(46.8% 0.098 273.5), rgb(73, 85, 145).
Aa
White text reads best on this color (7.01:1).
About this color
#495591 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.098 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.014 away. White text reads best on it, at 7.01:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.99:1 |
| White text | 7.01:1 |
Values
| HEX | #495591 |
| RGB | rgb(73, 85, 145) |
| HSL | hsl(230, 33%, 43%) |
| OKLCH | oklch(46.8% 0.098 273.5) |
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 #495591 | 7.01:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #495591 | 2.99:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #495591 text on white | 7.01:1 | AAA | Lc 84.2 | Fine for body text |
| #495591 text on black | 2.99:1 | Fails | Lc -17.8 | 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 700.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200
#D3D8EB
oklch(88.4% 0.027 274.1)
-
Step 300
300
#B6BFE0
oklch(80.8% 0.048 273.3)
-
Step 400
400
#919ED1
oklch(70.8% 0.076 273.2)
-
Step 500
500
#7785C4
oklch(63.1% 0.096 273.8)
-
Step 600
600
#606EB1
oklch(55.7% 0.105 273.6)
-
Step 700
700 (this color)
#495591
oklch(46.8% 0.098 273.5)
-
Step 800
800
#414B7B
oklch(42.7% 0.081 273.6)
-
Step 900
900
#373F63
oklch(37.7% 0.063 273.5)
-
Step 950
950
#20253A
oklch(27% 0.04 273.2)
#495591 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) | #3E5C93 | 0.022 |
| Deuteranopia (no green cones) | #375690 | 0.023 |
| Tritanopia (no blue cones) | #2D626C | 0.088 |
| Achromatopsia (no color) | #595959 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #495591
#495591
oklch(46.8% 0.098 273.5)
- #6C5800
#6C5800
oklch(46.7% 0.096 93.5)
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 #495591, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.014
- Denim Blue #3B5B92 ΔE 0.022
- Dusk #4E5481 ΔE 0.026
- Dusky Blue #475F94 ΔE 0.028
- Light Navy Blue #2E5A88 ΔE 0.038
- Dusk Blue #26538D ΔE 0.042
- Denim #3B638C ΔE 0.045
- Dusty Grape #545775 ΔE 0.050
Use #495591 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.