#455880
Closest named color: Dusk (#4E5481). oklch(46.2% 0.07 264.4), rgb(69, 88, 128).
Aa
White text reads best on this color (7.09:1).
About this color
#455880 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.070 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.017 away. White text reads best on it, at 7.09:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.96:1 |
| White text | 7.09:1 |
Values
| HEX | #455880 |
| RGB | rgb(69, 88, 128) |
| HSL | hsl(221, 30%, 39%) |
| OKLCH | oklch(46.2% 0.07 264.4) |
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 #455880 | 7.09:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #455880 | 2.96:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #455880 text on white | 7.09:1 | AAA | Lc 84.5 | Fine for body text |
| #455880 text on black | 2.96:1 | Fails | Lc -17.5 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D3D9E6
oklch(88.5% 0.019 266)
-
Step 300
300
#B6C1D7
oklch(80.9% 0.033 264.4)
-
Step 400
400
#90A1C3
oklch(70.8% 0.054 264.1)
-
Step 500
500
#7589B4
oklch(63.1% 0.069 265.1)
-
Step 600
600
#5D73A0
oklch(55.7% 0.075 264.1)
-
Step 700
700 (this color)
#455880
oklch(46.2% 0.07 264.4)
-
Step 800
800
#3F4F6F
oklch(42.8% 0.057 263.7)
-
Step 900
900
#36415A
oklch(37.7% 0.045 265.9)
-
Step 950
950
#1F2635
oklch(26.9% 0.03 265.1)
#455880 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) | #4A5B82 | 0.012 |
| Deuteranopia (no green cones) | #43567F | 0.007 |
| Tritanopia (no blue cones) | #2F6066 | 0.062 |
| Achromatopsia (no color) | #585858 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455880
#455880
oklch(46.2% 0.07 264.4)
- #6B5527
#6B5527
oklch(46.2% 0.07 83.8)
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 #455880, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.017
- YInMn Blue #415A77 ΔE 0.019
- Dusty Grape #545775 ΔE 0.026
- Light Navy Blue #2E5A88 ΔE 0.027
- Denim Blue #3B5B92 ΔE 0.030
- Twilight #4E518B ΔE 0.032
- Denim #3B638C ΔE 0.034
- Dusky Blue #475F94 ΔE 0.035
Use #455880 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.