#4D4E9D
Closest named color: Twilight (#4E518B). oklch(46.4% 0.125 279.8), rgb(77, 78, 157).
Aa
White text reads best on this color (7.26:1).
About this color
#4D4E9D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.125 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.032 away. White text reads best on it, at 7.26:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.89:1 |
| White text | 7.26:1 |
Values
| HEX | #4D4E9D |
| RGB | rgb(77, 78, 157) |
| HSL | hsl(239, 34%, 46%) |
| OKLCH | oklch(46.4% 0.125 279.8) |
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 #4D4E9D | 7.26:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #4D4E9D | 2.89:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #4D4E9D text on white | 7.26:1 | AAA | Lc 85.0 | Fine for body text |
| #4D4E9D text on black | 2.89:1 | Fails | Lc -17.0 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D4D7F0
oklch(88.5% 0.034 280.2)
-
Step 300
300
#B8BDE8
oklch(80.9% 0.061 279.7)
-
Step 400
400
#949ADC
oklch(70.7% 0.097 279.6)
-
Step 500
500
#7B80D3
oklch(63.2% 0.124 279.6)
-
Step 600
600
#6568C0
oklch(55.7% 0.134 279.6)
-
Step 700
700 (this color)
#4D4E9D
oklch(46.4% 0.125 279.8)
-
Step 800
800
#454786
oklch(42.8% 0.103 279.8)
-
Step 900
900
#393C6B
oklch(37.7% 0.08 279.1)
-
Step 950
950
#22233F
oklch(27% 0.052 280.8)
#4D4E9D 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) | #295AA0 | 0.048 |
| Deuteranopia (no green cones) | #22549B | 0.050 |
| Tritanopia (no blue cones) | #2E5F6E | 0.108 |
| Achromatopsia (no color) | #575757 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D4E9D
#4D4E9D
oklch(46.4% 0.125 279.8)
- #665A00
#665A00
oklch(46.5% 0.097 100.3)
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 #4D4E9D, closest first.
No curated palette has a color within ΔE 0.04 of #4D4E9D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.032
- Blueberry #464196 ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.047
- Dark Slate Blue #483D8B ΔE 0.052
- Dusky Blue #475F94 ΔE 0.052
- Dusk #4E5481 ΔE 0.052
- Dusk Blue #26538D ΔE 0.056
- Light Navy Blue #2E5A88 ΔE 0.063
Use #4D4E9D 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.