#4A4689
Closest named color: Dark Slate Blue (#483D8B). oklch(43.2% 0.108 283.6), rgb(74, 70, 137).
Aa
White text reads best on this color (8.30:1).
About this color
#4A4689 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.108 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.025 away. White text reads best on it, at 8.30:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.52:1 |
| White text | 8.30:1 |
Values
| HEX | #4A4689 |
| RGB | rgb(74, 70, 137) |
| HSL | hsl(244, 32%, 41%) |
| OKLCH | oklch(43.2% 0.108 283.6) |
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 #4A4689 | 8.30:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #4A4689 | 2.52:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #4A4689 text on white | 8.30:1 | AAA | Lc 88.5 | Fine for body text |
| #4A4689 text on black | 2.52:1 | Fails | Lc -13.7 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E9F6
oklch(93.7% 0.018 282.5)
-
Step 200
200
#D5D7F0
oklch(88.5% 0.034 282)
-
Step 300
300
#BBBCE9
oklch(81% 0.063 283.9)
-
Step 400
400
#9898DE
oklch(70.7% 0.102 283.5)
-
Step 500
500
#807DD4
oklch(63% 0.129 283.6)
-
Step 600
600
#6B65C2
oklch(55.7% 0.141 283.8)
-
Step 700
700
#5953A7
oklch(49.1% 0.131 283.7)
-
Step 800
800 (this color)
#4A4689
oklch(43.2% 0.108 283.6)
-
Step 900
900
#3C3A6C
oklch(37.6% 0.084 283.4)
-
Step 950
950
#23223F
oklch(26.9% 0.053 283.8)
#4A4689 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) | #2A508B | 0.046 |
| Deuteranopia (no green cones) | #284C87 | 0.046 |
| Tritanopia (no blue cones) | #365461 | 0.092 |
| Achromatopsia (no color) | #4E4E4E | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A4689
#4A4689
oklch(43.2% 0.108 283.6)
- #595200
#595200
oklch(43.2% 0.091 103.9)
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 #4A4689, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.025
- Blueberry #464196 ΔE 0.028
- Twilight #4E518B ΔE 0.032
- Dusk #4E5481 ΔE 0.046
- Dusk Blue #26538D ΔE 0.052
- Cobalt #1E488F ΔE 0.054
- Denim Blue #3B5B92 ΔE 0.059
- Light Navy #155084 ΔE 0.063
Use #4A4689 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.