#455390
Closest named color: Twilight (#4E518B). oklch(46% 0.101 272.2), rgb(69, 83, 144).
Aa
White text reads best on this color (7.25:1).
About this color
#455390 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.101 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.015 away. White text reads best on it, at 7.25:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.89:1 |
| White text | 7.25:1 |
Values
| HEX | #455390 |
| RGB | rgb(69, 83, 144) |
| HSL | hsl(229, 35%, 42%) |
| OKLCH | oklch(46% 0.101 272.2) |
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 #455390 | 7.25:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #455390 | 2.89:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #455390 text on white | 7.25:1 | AAA | Lc 85.1 | Fine for body text |
| #455390 text on black | 2.89:1 | Fails | Lc -16.9 | 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
#E6E9F4
oklch(93.5% 0.015 273.8)
-
Step 200
200
#D3D8EC
oklch(88.4% 0.028 274.6)
-
Step 300
300
#B5BFE1
oklch(80.8% 0.049 272.4)
-
Step 400
400
#8F9ED2
oklch(70.7% 0.078 271.8)
-
Step 500
500
#7485C6
oklch(63% 0.1 272.1)
-
Step 600
600
#5E6EB3
oklch(55.6% 0.109 272.5)
-
Step 700
700 (this color)
#455390
oklch(46% 0.101 272.2)
-
Step 800
800
#3F4B7D
oklch(42.7% 0.084 272.2)
-
Step 900
900
#363F64
oklch(37.7% 0.065 272.6)
-
Step 950
950
#1F253B
oklch(27% 0.042 271.7)
#455390 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) | #3A5A92 | 0.022 |
| Deuteranopia (no green cones) | #33548F | 0.022 |
| Tritanopia (no blue cones) | #25606A | 0.090 |
| Achromatopsia (no color) | #575757 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455390
#455390
oklch(46% 0.101 272.2)
- #6B5600
#6B5600
oklch(46.1% 0.094 92.4)
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 #455390, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.015
- Denim Blue #3B5B92 ΔE 0.024
- Dusk #4E5481 ΔE 0.028
- Dusky Blue #475F94 ΔE 0.034
- Dusk Blue #26538D ΔE 0.036
- Light Navy Blue #2E5A88 ΔE 0.036
- Denim #3B638C ΔE 0.049
- Blueberry #464196 ΔE 0.051
Use #455390 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.