#4D5098
Closest named color: Twilight (#4E518B). oklch(46.5% 0.115 279.1), rgb(77, 80, 152).
Aa
White text reads best on this color (7.20:1).
About this color
#4D5098 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.115 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.022 away. White text reads best on it, at 7.20:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.91:1 |
| White text | 7.20:1 |
Values
| HEX | #4D5098 |
| RGB | rgb(77, 80, 152) |
| HSL | hsl(238, 33%, 45%) |
| OKLCH | oklch(46.5% 0.115 279.1) |
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 #4D5098 | 7.20:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #4D5098 | 2.91:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #4D5098 text on white | 7.20:1 | AAA | Lc 84.8 | Fine for body text |
| #4D5098 text on black | 2.91:1 | Fails | Lc -17.2 | 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
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D4D7EE
oklch(88.4% 0.032 279.8)
-
Step 300
300
#B8BEE5
oklch(81% 0.055 278.2)
-
Step 400
400
#949BD8
oklch(70.7% 0.089 278.8)
-
Step 500
500
#7B81CD
oklch(63% 0.114 279.2)
-
Step 600
600
#6569BA
oklch(55.5% 0.124 279.4)
-
Step 700
700 (this color)
#4D5098
oklch(46.5% 0.115 279.1)
-
Step 800
800
#454882
oklch(42.8% 0.095 279.3)
-
Step 900
900
#393D68
oklch(37.7% 0.073 278.2)
-
Step 950
950
#22243D
oklch(27.1% 0.046 279.3)
#4D5098 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) | #325A9B | 0.040 |
| Deuteranopia (no green cones) | #2C5496 | 0.041 |
| Tritanopia (no blue cones) | #315F6C | 0.101 |
| Achromatopsia (no color) | #575757 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D5098
#4D5098
oklch(46.5% 0.115 279.1)
- #675A00
#675A00
oklch(46.6% 0.097 99.5)
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 #4D5098, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.022
- Denim Blue #3B5B92 ΔE 0.039
- Dusk #4E5481 ΔE 0.042
- Blueberry #464196 ΔE 0.042
- Dusky Blue #475F94 ΔE 0.044
- Dusk Blue #26538D ΔE 0.051
- Dark Slate Blue #483D8B ΔE 0.054
- Light Navy Blue #2E5A88 ΔE 0.055
Use #4D5098 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.