#4B498D
Closest named color: Twilight (#4E518B). oklch(44.2% 0.109 282.3), rgb(75, 73, 141).
Aa
White text reads best on this color (7.96:1).
About this color
#4B498D is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.109 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.024 away. White text reads best on it, at 7.96:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.63:1 |
| White text | 7.96:1 |
Values
| HEX | #4B498D |
| RGB | rgb(75, 73, 141) |
| HSL | hsl(242, 32%, 42%) |
| OKLCH | oklch(44.2% 0.109 282.3) |
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 #4B498D | 7.96:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #4B498D | 2.63:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #4B498D text on white | 7.96:1 | AAA | Lc 87.5 | Fine for body text |
| #4B498D text on black | 2.63:1 | Fails | Lc -14.7 | 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
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#BABCEA
oklch(80.9% 0.065 282.9)
-
Step 400
400
#9798DF
oklch(70.6% 0.103 282.8)
-
Step 500
500
#7E7ED6
oklch(63.2% 0.131 282)
-
Step 600
600
#6865C3
oklch(55.5% 0.142 282.2)
-
Step 700
700
#5754A8
oklch(49.1% 0.131 282.1)
-
Step 800
800 (this color)
#4B498D
oklch(44.2% 0.109 282.3)
-
Step 900
900
#3B3A6D
oklch(37.6% 0.086 282.3)
-
Step 950
950
#232340
oklch(27.2% 0.053 282.3)
#4B498D 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) | #2D538F | 0.044 |
| Deuteranopia (no green cones) | #294E8B | 0.044 |
| Tritanopia (no blue cones) | #355764 | 0.094 |
| Achromatopsia (no color) | #515151 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B498D
#4B498D
oklch(44.2% 0.109 282.3)
- #5D5400
#5D5400
oklch(44.1% 0.092 102.3)
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 #4B498D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.024
- Blueberry #464196 ΔE 0.029
- Dark Slate Blue #483D8B ΔE 0.033
- Dusk #4E5481 ΔE 0.041
- Dusk Blue #26538D ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.051
- Cobalt #1E488F ΔE 0.056
- Light Navy Blue #2E5A88 ΔE 0.059
Use #4B498D 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.