#4D4F77
Closest named color: Dusk (#4E5481). oklch(44.3% 0.065 281.2), rgb(77, 79, 119).
Aa
White text reads best on this color (7.77:1).
About this color
#4D4F77 is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.065 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.020 away. White text reads best on it, at 7.77:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.70:1 |
| White text | 7.77:1 |
Values
| HEX | #4D4F77 |
| RGB | rgb(77, 79, 119) |
| HSL | hsl(237, 21%, 38%) |
| OKLCH | oklch(44.3% 0.065 281.2) |
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 #4D4F77 | 7.77:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #4D4F77 | 2.70:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #4D4F77 text on white | 7.77:1 | AAA | Lc 87.0 | Fine for body text |
| #4D4F77 text on black | 2.70:1 | Fails | Lc -15.1 | 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 800.
-
Step 50
50
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E8E9F1
oklch(93.6% 0.011 280.5)
-
Step 200
200
#D6D8E7
oklch(88.5% 0.021 279.9)
-
Step 300
300
#BCBED9
oklch(80.9% 0.038 282.2)
-
Step 400
400
#999DC7
oklch(70.8% 0.061 280.4)
-
Step 500
500
#8184B8
oklch(63.1% 0.078 281.4)
-
Step 600
600
#6B6DA4
oklch(55.6% 0.085 281.7)
-
Step 700
700
#595B8D
oklch(49.1% 0.08 281.3)
-
Step 800
800 (this color)
#4D4F77
oklch(44.3% 0.065 281.2)
-
Step 900
900
#3D3E5C
oklch(37.6% 0.051 282.2)
-
Step 950
950
#242536
oklch(27.1% 0.031 281.5)
#4D4F77 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) | #435479 | 0.019 |
| Deuteranopia (no green cones) | #415176 | 0.018 |
| Tritanopia (no blue cones) | #42575D | 0.059 |
| Achromatopsia (no color) | #525252 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D4F77
#4D4F77
oklch(44.3% 0.065 281.2)
- #5B5527
#5B5527
oklch(44.4% 0.066 101.9)
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 #4D4F77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.020
- Dusty Grape #545775 ΔE 0.028
- Twilight #4E518B ΔE 0.033
- YInMn Blue #415A77 ΔE 0.035
- Light Navy Blue #2E5A88 ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.052
- Dusk Blue #26538D ΔE 0.056
- Dusky Blue #475F94 ΔE 0.058
Use #4D4F77 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.