#454779
Closest named color: Twilight (#4E518B). oklch(42% 0.083 280.5), rgb(69, 71, 121).
Aa
White text reads best on this color (8.64:1).
About this color
#454779 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.083 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.041 away. White text reads best on it, at 8.64:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.43:1 |
| White text | 8.64:1 |
Values
| HEX | #454779 |
| RGB | rgb(69, 71, 121) |
| HSL | hsl(238, 27%, 37%) |
| OKLCH | oklch(42% 0.083 280.5) |
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 #454779 | 8.64:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #454779 | 2.43:1 | Fails | Lc 14.4 | Not readable |
| #454779 text on white | 8.64:1 | AAA | Lc 89.6 | Fine for body text |
| #454779 text on black | 2.43:1 | Fails | Lc -12.7 | 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
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D5D8EB
oklch(88.6% 0.026 278.7)
-
Step 300
300
#BABEE0
oklch(80.9% 0.048 280)
-
Step 400
400
#979CD0
oklch(70.8% 0.076 280)
-
Step 500
500
#7E82C4
oklch(63% 0.099 280.5)
-
Step 600
600
#686BB1
oklch(55.6% 0.108 280.4)
-
Step 700
700
#575998
oklch(49.2% 0.1 280.7)
-
Step 800
800 (this color)
#454779
oklch(42% 0.083 280.5)
-
Step 900
900
#3B3D63
oklch(37.6% 0.065 280.5)
-
Step 950
950
#23243A
oklch(27% 0.041 281.3)
#454779 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) | #354E7B | 0.028 |
| Deuteranopia (no green cones) | #334A78 | 0.026 |
| Tritanopia (no blue cones) | #35515A | 0.072 |
| Achromatopsia (no color) | #4C4C4C | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #454779
#454779
oklch(42% 0.083 280.5)
- #574E0A
#574E0A
oklch(42% 0.083 101.1)
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 #454779, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.041
- Dusk #4E5481 ΔE 0.042
- Dark Slate Blue #483D8B ΔE 0.044
- Dusk Blue #26538D ΔE 0.052
- Blueberry #464196 ΔE 0.053
- Light Navy #155084 ΔE 0.054
- Dusty Grape #545775 ΔE 0.057
- Cobalt #1E488F ΔE 0.057
Use #454779 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.