#4545AD
Closest named color: Blueberry (#464196). oklch(45.3% 0.162 277.8), rgb(69, 69, 173).
Aa
White text reads best on this color (7.75:1).
About this color
#4545AD is a medium-dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.162 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.038 away. White text reads best on it, at 7.75:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.162) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.70:1 |
| White text | 7.75:1 |
Values
| HEX | #4545AD |
| RGB | rgb(69, 69, 173) |
| HSL | hsl(240, 43%, 47%) |
| OKLCH | oklch(45.3% 0.162 277.8) |
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 #4545AD | 7.75:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #4545AD | 2.70:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #4545AD text on white | 7.75:1 | AAA | Lc 86.5 | Fine for body text |
| #4545AD text on black | 2.70:1 | Fails | Lc -15.6 | 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 800.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FD
oklch(93.7% 0.027 276.8)
-
Step 200
200
#D0D7FC
oklch(88.6% 0.052 276.9)
-
Step 300
300
#B2BBFE
oklch(80.9% 0.095 278.1)
-
Step 400
400
#8B95FD
oklch(70.7% 0.151 277.6)
-
Step 500
500
#7276FB
oklch(63.1% 0.194 278)
-
Step 600
600
#5D5AEA
oklch(55.6% 0.211 278)
-
Step 700
700
#4D49CB
oklch(49.1% 0.195 277.8)
-
Step 800
800 (this color)
#4545AD
oklch(45.3% 0.162 277.8)
-
Step 900
900
#343682
oklch(37.7% 0.125 277.4)
-
Step 950
950
#1E204C
oklch(26.9% 0.08 277.6)
#4545AD 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) | #0057B0 | 0.063 |
| Deuteranopia (no green cones) | #004EAB | 0.057 |
| Tritanopia (no blue cones) | #005E72 | 0.139 |
| Achromatopsia (no color) | #525252 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4545AD
#4545AD
oklch(45.3% 0.162 277.8)
- #645600
#645600
oklch(45.3% 0.094 98.3)
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 #4545AD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.038
- Blue With A Hint Of Purple #533CC6 ΔE 0.047
- Majorelle Blue #3F37C9 ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.057
- Blurple #5539CC ΔE 0.058
- Blue Blue #2242C7 ΔE 0.059
- Sapphire #2138AB ΔE 0.059
- Bluey Purple #6241C7 ΔE 0.062
Use #4545AD 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.