#495791
Closest named color: Twilight (#4E518B). oklch(47.3% 0.095 272), rgb(73, 87, 145).
Aa
White text reads best on this color (6.87:1).
About this color
#495791 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.095 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.018 away. White text reads best on it, at 6.87:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.05:1 |
| White text | 6.87:1 |
Values
| HEX | #495791 |
| RGB | rgb(73, 87, 145) |
| HSL | hsl(228, 33%, 43%) |
| OKLCH | oklch(47.3% 0.095 272) |
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 #495791 | 6.87:1 | AA | Lc -88.6 | Fine for body text |
| Black text on #495791 | 3.05:1 | AA large text | Lc 20.4 | Dividers and decoration only |
| #495791 text on white | 6.87:1 | AA | Lc 83.6 | Fine for body text |
| #495791 text on black | 3.05:1 | AA large text | Lc -18.3 | 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
#E6E9F3
oklch(93.5% 0.014 272.7)
-
Step 200
200
#D3D9EB
oklch(88.6% 0.026 271.1)
-
Step 300
300
#B6BFDF
oklch(80.8% 0.046 272.9)
-
Step 400
400
#909ECF
oklch(70.6% 0.074 272.1)
-
Step 500
500
#7586C3
oklch(63.1% 0.094 271.6)
-
Step 600
600
#5E6FAF
oklch(55.6% 0.102 271.5)
-
Step 700
700 (this color)
#495791
oklch(47.3% 0.095 272)
-
Step 800
800
#404C7A
oklch(42.8% 0.078 271.7)
-
Step 900
900
#363F62
oklch(37.6% 0.061 272.2)
-
Step 950
950
#20253A
oklch(27% 0.04 273.2)
#495791 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) | #415D93 | 0.018 |
| Deuteranopia (no green cones) | #3A5790 | 0.019 |
| Tritanopia (no blue cones) | #2D636D | 0.084 |
| Achromatopsia (no color) | #5A5A5A | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #495791
#495791
oklch(47.3% 0.095 272)
- #6F5903
#6F5903
oklch(47.3% 0.096 91.8)
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 #495791, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.018
- Denim Blue #3B5B92 ΔE 0.019
- Dusky Blue #475F94 ΔE 0.022
- Dusk #4E5481 ΔE 0.026
- Light Navy Blue #2E5A88 ΔE 0.037
- Denim #3B638C ΔE 0.040
- Dusk Blue #26538D ΔE 0.044
- YInMn Blue #415A77 ΔE 0.048
Use #495791 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.