#455D86
Closest named color: Denim (#3B638C). oklch(47.7% 0.073 260.8), rgb(69, 93, 134).
Aa
White text reads best on this color (6.63:1).
About this color
#455D86 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.073 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.020 away. White text reads best on it, at 6.63:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.16:1 |
| White text | 6.63:1 |
Values
| HEX | #455D86 |
| RGB | rgb(69, 93, 134) |
| HSL | hsl(218, 32%, 40%) |
| OKLCH | oklch(47.7% 0.073 260.8) |
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 #455D86 | 6.63:1 | AA | Lc -87.8 | Fine for body text |
| Black text on #455D86 | 3.16:1 | AA large text | Lc 21.3 | Dividers and decoration only |
| #455D86 text on white | 6.63:1 | AA | Lc 82.7 | Fine for body text |
| #455D86 text on black | 3.16:1 | AA large text | Lc -19.2 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2DAE6
oklch(88.6% 0.019 258.4)
-
Step 300
300
#B4C1D8
oklch(80.8% 0.036 261.9)
-
Step 400
400
#8DA2C4
oklch(70.8% 0.055 260)
-
Step 500
500
#718AB6
oklch(63.1% 0.073 261.5)
-
Step 600
600
#5974A1
oklch(55.7% 0.077 260.4)
-
Step 700
700 (this color)
#455D86
oklch(47.7% 0.073 260.8)
-
Step 800
800
#3C4F70
oklch(42.6% 0.06 261.1)
-
Step 900
900
#33425B
oklch(37.7% 0.047 260.4)
-
Step 950
950
#1E2735
oklch(27.1% 0.029 259.1)
#455D86 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) | #4E6088 | 0.016 |
| Deuteranopia (no green cones) | #465A85 | 0.009 |
| Tritanopia (no blue cones) | #2B666B | 0.066 |
| Achromatopsia (no color) | #5C5C5C | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455D86
#455D86
oklch(47.7% 0.073 260.8)
- #725829
#725829
oklch(47.7% 0.073 80.3)
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 #455D86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.020
- Dusky Blue #475F94 ΔE 0.023
- Denim Blue #3B5B92 ΔE 0.025
- YInMn Blue #415A77 ΔE 0.026
- Dusk #4E5481 ΔE 0.027
- Light Navy Blue #2E5A88 ΔE 0.029
- Dusty Grape #545775 ΔE 0.033
- Twilight #4E518B ΔE 0.038
Use #455D86 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.