#454E84
Closest named color: Twilight (#4E518B). oklch(44.2% 0.089 275), rgb(69, 78, 132).
Aa
White text reads best on this color (7.84:1).
About this color
#454E84 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.089 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.020 away. White text reads best on it, at 7.84:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.67:1 |
| White text | 7.84:1 |
Values
| HEX | #454E84 |
| RGB | rgb(69, 78, 132) |
| HSL | hsl(231, 31%, 39%) |
| OKLCH | oklch(44.2% 0.089 275) |
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 #454E84 | 7.84:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #454E84 | 2.67:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #454E84 text on white | 7.84:1 | AAA | Lc 87.1 | Fine for body text |
| #454E84 text on black | 2.67:1 | Fails | Lc -15.0 | Not readable |
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 800.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D3D8ED
oklch(88.5% 0.029 275.1)
-
Step 300
300
#B6BFE3
oklch(81% 0.052 274.2)
-
Step 400
400
#919DD5
oklch(70.7% 0.083 274.7)
-
Step 500
500
#7784CA
oklch(63.2% 0.106 274.9)
-
Step 600
600
#606CB7
oklch(55.6% 0.117 275.1)
-
Step 700
700
#4F5A9D
oklch(49.1% 0.108 274.7)
-
Step 800
800 (this color)
#454E84
oklch(44.2% 0.089 275)
-
Step 900
900
#373E66
oklch(37.7% 0.069 275.1)
-
Step 950
950
#20243C
oklch(26.9% 0.045 275.7)
#454E84 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) | #3A5486 | 0.021 |
| Deuteranopia (no green cones) | #344F83 | 0.022 |
| Tritanopia (no blue cones) | #2E5962 | 0.080 |
| Achromatopsia (no color) | #525252 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #454E84
#454E84
oklch(44.2% 0.089 275)
- #635203
#635203
oklch(44.3% 0.09 94.9)
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 #454E84, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.020
- Dusk #4E5481 ΔE 0.025
- Dusk Blue #26538D ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.040
- Light Navy Blue #2E5A88 ΔE 0.040
- YInMn Blue #415A77 ΔE 0.046
- Dusty Grape #545775 ΔE 0.048
- Light Navy #155084 ΔE 0.049
Use #454E84 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.