#4E3551
Closest named color: Charcoal Grey (#3C4142). oklch(36.9% 0.057 322.9), rgb(78, 53, 81).
Aa
White text reads best on this color (10.75:1).
About this color
#4E3551 is a dark, muted purple. In OKLCH its lightness is 37%, its chroma 0.057 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.060 away. White text reads best on it, at 10.75:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | muted (0.057) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.95:1 |
| White text | 10.75:1 |
Values
| HEX | #4E3551 |
| RGB | rgb(78, 53, 81) |
| HSL | hsl(294, 21%, 26%) |
| OKLCH | oklch(36.9% 0.057 322.9) |
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 #4E3551 | 10.75:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #4E3551 | 1.95:1 | Fails | Lc 9.1 | Not readable |
| #4E3551 text on white | 10.75:1 | AAA | Lc 94.9 | Preferred for body text |
| #4E3551 text on black | 1.95:1 | Fails | Lc -7.8 | 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 900.
-
Step 50
50
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EEE7EF
oklch(93.6% 0.013 321.9)
-
Step 200
200
#E1D4E2
oklch(88.5% 0.024 323.6)
-
Step 300
300
#CFB8D1
oklch(81% 0.043 323.5)
-
Step 400
400
#B693BA
oklch(70.8% 0.068 322.9)
-
Step 500
500
#A377A8
oklch(63% 0.088 323.1)
-
Step 600
600
#8E6094
oklch(55.7% 0.095 322.7)
-
Step 700
700
#794F7E
oklch(49.2% 0.088 323)
-
Step 800
800
#624166
oklch(42.7% 0.072 322.9)
-
Step 900
900 (this color)
#4E3551
oklch(36.9% 0.057 322.9)
-
Step 950
950
#2F2031
oklch(26.9% 0.037 322.5)
#4E3551 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) | #323C52 | 0.051 |
| Deuteranopia (no green cones) | #383F50 | 0.047 |
| Tritanopia (no blue cones) | #4F383F | 0.035 |
| Achromatopsia (no color) | #3E3E3E | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3551
#4E3551
oklch(36.9% 0.057 322.9)
- #2D472B
#2D472B
oklch(36.8% 0.057 142.7)
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 #4E3551, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.060
- Onyx #343A40 ΔE 0.060
- Purple Brown #673A3F ΔE 0.063
- Dark Grey Blue #29465B ΔE 0.071
- Gunmetal #293241 ΔE 0.074
- Space Cadet #2B2D42 ΔE 0.075
- Charcoal #264653 ΔE 0.076
- Dark Blue Grey #1F3B4D ΔE 0.076
Use #4E3551 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.