#4D5192
Closest named color: Twilight (#4E518B). oklch(46.3% 0.104 278.8), rgb(77, 81, 146).
Aa
White text reads best on this color (7.22:1).
About this color
#4D5192 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.104 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.012 away. White text reads best on it, at 7.22:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #4D5192 |
| RGB | rgb(77, 81, 146) |
| HSL | hsl(237, 31%, 44%) |
| OKLCH | oklch(46.3% 0.104 278.8) |
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 #4D5192 | 7.22:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #4D5192 | 2.90:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #4D5192 text on white | 7.22:1 | AAA | Lc 85.0 | Fine for body text |
| #4D5192 text on black | 2.90:1 | Fails | Lc -17.1 | 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 700.
-
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
#D5D8EC
oklch(88.6% 0.028 279)
-
Step 300
300
#B9BEE2
oklch(80.9% 0.051 279)
-
Step 400
400
#959CD3
oklch(70.8% 0.081 278.5)
-
Step 500
500
#7C82C7
oklch(63% 0.104 279.2)
-
Step 600
600
#666BB4
oklch(55.7% 0.113 279.1)
-
Step 700
700 (this color)
#4D5192
oklch(46.3% 0.104 278.8)
-
Step 800
800
#45497D
oklch(42.7% 0.086 278.8)
-
Step 900
900
#3A3D65
oklch(37.6% 0.068 279.3)
-
Step 950
950
#22243B
oklch(27% 0.043 279.3)
#4D5192 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) | #385A94 | 0.034 |
| Deuteranopia (no green cones) | #335591 | 0.034 |
| Tritanopia (no blue cones) | #355F6A | 0.093 |
| Achromatopsia (no color) | #575757 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D5192
#4D5192
oklch(46.3% 0.104 278.8)
- #675900
#675900
oklch(46.4% 0.096 98.6)
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 #4D5192, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.012
- Dusk #4E5481 ΔE 0.031
- Denim Blue #3B5B92 ΔE 0.034
- Dusky Blue #475F94 ΔE 0.039
- Blueberry #464196 ΔE 0.047
- Dusk Blue #26538D ΔE 0.048
- Light Navy Blue #2E5A88 ΔE 0.049
- Dark Slate Blue #483D8B ΔE 0.055
Use #4D5192 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.